661363920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:160

約数の個数: 640

約数和(自身を含む): 2879815680

約数和(自身を除く): 2218451760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 31, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 62, 63, 68, 70, 72, 80, 83, 84, 85, 90, 93, 102, 105, 108, 112, 119, 120, 124, 126, 135, 136, 140, 144, 153, 155, 166, 168, 170, 180, 186, 189, 204, 210, 216, 217, 238, 240, 248, 249, 252, 255, 270, 272, 279, 280, 306, 310, 315, 332, 336, 340, 357, 360, 372, 378, 408, 415, 420, 432, 434, 459, 465, 476, 496, 498, 504, 510, 527, 540, 558, 560, 581, 595, 612, 620, 630, 651, 664, 680, 714, 720, 744, 747, 756, 765, 816, 830, 837, 840, 868, 918, 930, 945, 952, 996, 1008, 1020, 1054, 1071, 1080, 1085, 1116, 1162, 1190, 1224, 1240, 1245, 1260, 1302, 1328, 1360, 1395, 1411, 1428, 1488, 1494, 1512, 1530, 1581, 1660, 1674, 1680, 1736, 1743, 1785, 1836, 1860, 1890, 1904, 1953, 1992, 2040, 2108, 2142, 2160, 2170, 2232, 2241, 2295, 2324, 2380, 2448, 2480, 2490, 2520, 2573, 2604, 2635, 2790, 2822, 2856, 2905, 2988, 3024, 3060, 3162, 3213, 3255, 3320, 3348, 3472, 3486, 3570, 3672, 3689, 3720, 3735, 3780, 3906, 3984, 4080, 4185, 4216, 4233, 4284, 4340, 4464, 4482, 4590, 4648, 4743, 4760, 4980, 5040, 5146, 5208, 5229, 5270, 5355, 5580, 5644, 5712, 5810, 5859, 5976, 6120, 6324, 6426, 6510, 6640, 6696, 6972, 7055, 7140, 7344, 7378, 7440, 7470, 7560, 7719, 7812, 7905, 8370, 8432, 8466, 8568, 8680, 8715, 8964, 9180, 9296, 9486, 9520, 9765, 9877, 9960, 10292, 10416, 10458, 10540, 10710, 11067, 11160, 11205, 11288, 11620, 11718, 11952, 12240, 12648, 12699, 12852, 12865, 13020, 13392, 13944, 14110, 14229, 14280, 14756, 14940, 15120, 15438, 15624, 15687, 15810, 16065, 16740, 16932, 17136, 17360, 17430, 17928, 18011, 18360, 18445, 18972, 19530, 19754, 19920, 20584, 20916, 21080, 21165, 21420, 22134, 22320, 22410, 22576, 23157, 23240, 23436, 23715, 25296, 25398, 25704, 25730, 26040, 26145, 27888, 28220, 28458, 28560, 29295, 29512, 29631, 29880, 30876, 31248, 31374, 31620, 32130, 33201, 33480, 33864, 34860, 35856, 36022, 36720, 36890, 37944, 38097, 38595, 39060, 39508, 41168, 41832, 42160, 42330, 42840, 43741, 44268, 44820, 46314, 46480, 46872, 47430, 49385, 50796, 51408, 51460, 52080, 52290, 54033, 55335, 56440, 56916, 58590, 59024, 59262, 59760, 61752, 62748, 63240, 63495, 64260, 66402, 66960, 67728, 69471, 69720, 71145, 72044, 73780, 75888, 76194, 77190, 78120, 78435, 79016, 83664, 84660, 85680, 87482, 88536, 88893, 89640, 90055, 92628, 93744, 94860, 98770, 99603, 101592, 102920, 104580, 108066, 110670, 112880, 113832, 115785, 117180, 118524, 123504, 125496, 126480, 126990, 128520, 131223, 132804, 138942, 139440, 142290, 144088, 147560, 148155, 152388, 154380, 156240, 156870, 158032, 162099, 166005, 169320, 174964, 177072, 177786, 179280, 180110, 185256, 189720, 190485, 197540, 199206, 203184, 205840, 209160, 216132, 218705, 221340, 227664, 231570, 234360, 237048, 250992, 253980, 257040, 262446, 265608, 266679, 270165, 277884, 284580, 288176, 295120, 296310, 304776, 306187, 308760, 313740, 324198, 332010, 338640, 347355, 349928, 355572, 360220, 370512, 379440, 380970, 393669, 395080, 398412, 418320, 432264, 437410, 442680, 444465, 463140, 468720, 474096, 486297, 498015, 507960, 524892, 531216, 533358, 540330, 555768, 569160, 592620, 609552, 612374, 617520, 627480, 648396, 656115, 664020, 694710, 699856, 711144, 720440, 761940, 787338, 790160, 796824, 810495, 864528, 874820, 885360, 888930, 918561, 926280, 972594, 996030, 1015920, 1049784, 1066716, 1080660, 1111536, 1138320, 1181007, 1185240, 1224748, 1254960, 1296792, 1312230, 1328040, 1333395, 1389420, 1422288, 1440880, 1523880, 1530935, 1574676, 1593648, 1620990, 1749640, 1777860, 1837122, 1852560, 1945188, 1968345, 1992060, 2099568, 2133432, 2161320, 2362014, 2370480, 2431485, 2449496, 2593584, 2624460, 2656080, 2666790, 2755683, 2778840, 3047760, 3061870, 3149352, 3241980, 3499280, 3555720, 3674244, 3890376, 3936690, 3984120, 4266864, 4322640, 4592805, 4724028, 4862970, 4898992, 5248920, 5333580, 5511366, 5557680, 5905035, 6123740, 6298704, 6483960, 7111440, 7348488, 7780752, 7873380, 7968240, 8267049, 9185610, 9448056, 9725940, 10497840, 10667160, 11022732, 11810070, 12247480, 12967920, 13778415, 14696976, 15746760, 16534098, 18371220, 18896112, 19451880, 21334320, 22045464, 23620140, 24494960, 27556830, 31493520, 33068196, 36742440, 38903760, 41335245, 44090928, 47240280, 55113660, 66136392, 73484880, 82670490, 94480560, 110227320, 132272784, 165340980, 220454640, 330681960, 661363920]

約数ペア:

[(1, 661363920), (2, 330681960), (3, 220454640), (4, 165340980), (5, 132272784), (6, 110227320), (7, 94480560), (8, 82670490), (9, 73484880), (10, 66136392), (12, 55113660), (14, 47240280), (15, 44090928), (16, 41335245), (17, 38903760), (18, 36742440), (20, 33068196), (21, 31493520), (24, 27556830), (27, 24494960), (28, 23620140), (30, 22045464), (31, 21334320), (34, 19451880), (35, 18896112), (36, 18371220), (40, 16534098), (42, 15746760), (45, 14696976), (48, 13778415), (51, 12967920), (54, 12247480), (56, 11810070), (60, 11022732), (62, 10667160), (63, 10497840), (68, 9725940), (70, 9448056), (72, 9185610), (80, 8267049), (83, 7968240), (84, 7873380), (85, 7780752), (90, 7348488), (93, 7111440), (102, 6483960), (105, 6298704), (108, 6123740), (112, 5905035), (119, 5557680), (120, 5511366), (124, 5333580), (126, 5248920), (135, 4898992), (136, 4862970), (140, 4724028), (144, 4592805), (153, 4322640), (155, 4266864), (166, 3984120), (168, 3936690), (170, 3890376), (180, 3674244), (186, 3555720), (189, 3499280), (204, 3241980), (210, 3149352), (216, 3061870), (217, 3047760), (238, 2778840), (240, 2755683), (248, 2666790), (249, 2656080), (252, 2624460), (255, 2593584), (270, 2449496), (272, 2431485), (279, 2370480), (280, 2362014), (306, 2161320), (310, 2133432), (315, 2099568), (332, 1992060), (336, 1968345), (340, 1945188), (357, 1852560), (360, 1837122), (372, 1777860), (378, 1749640), (408, 1620990), (415, 1593648), (420, 1574676), (432, 1530935), (434, 1523880), (459, 1440880), (465, 1422288), (476, 1389420), (496, 1333395), (498, 1328040), (504, 1312230), (510, 1296792), (527, 1254960), (540, 1224748), (558, 1185240), (560, 1181007), (581, 1138320), (595, 1111536), (612, 1080660), (620, 1066716), (630, 1049784), (651, 1015920), (664, 996030), (680, 972594), (714, 926280), (720, 918561), (744, 888930), (747, 885360), (756, 874820), (765, 864528), (816, 810495), (830, 796824), (837, 790160), (840, 787338), (868, 761940), (918, 720440), (930, 711144), (945, 699856), (952, 694710), (996, 664020), (1008, 656115), (1020, 648396), (1054, 627480), (1071, 617520), (1080, 612374), (1085, 609552), (1116, 592620), (1162, 569160), (1190, 555768), (1224, 540330), (1240, 533358), (1245, 531216), (1260, 524892), (1302, 507960), (1328, 498015), (1360, 486297), (1395, 474096), (1411, 468720), (1428, 463140), (1488, 444465), (1494, 442680), (1512, 437410), (1530, 432264), (1581, 418320), (1660, 398412), (1674, 395080), (1680, 393669), (1736, 380970), (1743, 379440), (1785, 370512), (1836, 360220), (1860, 355572), (1890, 349928), (1904, 347355), (1953, 338640), (1992, 332010), (2040, 324198), (2108, 313740), (2142, 308760), (2160, 306187), (2170, 304776), (2232, 296310), (2241, 295120), (2295, 288176), (2324, 284580), (2380, 277884), (2448, 270165), (2480, 266679), (2490, 265608), (2520, 262446), (2573, 257040), (2604, 253980), (2635, 250992), (2790, 237048), (2822, 234360), (2856, 231570), (2905, 227664), (2988, 221340), (3024, 218705), (3060, 216132), (3162, 209160), (3213, 205840), (3255, 203184), (3320, 199206), (3348, 197540), (3472, 190485), (3486, 189720), (3570, 185256), (3672, 180110), (3689, 179280), (3720, 177786), (3735, 177072), (3780, 174964), (3906, 169320), (3984, 166005), (4080, 162099), (4185, 158032), (4216, 156870), (4233, 156240), (4284, 154380), (4340, 152388), (4464, 148155), (4482, 147560), (4590, 144088), (4648, 142290), (4743, 139440), (4760, 138942), (4980, 132804), (5040, 131223), (5146, 128520), (5208, 126990), (5229, 126480), (5270, 125496), (5355, 123504), (5580, 118524), (5644, 117180), (5712, 115785), (5810, 113832), (5859, 112880), (5976, 110670), (6120, 108066), (6324, 104580), (6426, 102920), (6510, 101592), (6640, 99603), (6696, 98770), (6972, 94860), (7055, 93744), (7140, 92628), (7344, 90055), (7378, 89640), (7440, 88893), (7470, 88536), (7560, 87482), (7719, 85680), (7812, 84660), (7905, 83664), (8370, 79016), (8432, 78435), (8466, 78120), (8568, 77190), (8680, 76194), (8715, 75888), (8964, 73780), (9180, 72044), (9296, 71145), (9486, 69720), (9520, 69471), (9765, 67728), (9877, 66960), (9960, 66402), (10292, 64260), (10416, 63495), (10458, 63240), (10540, 62748), (10710, 61752), (11067, 59760), (11160, 59262), (11205, 59024), (11288, 58590), (11620, 56916), (11718, 56440), (11952, 55335), (12240, 54033), (12648, 52290), (12699, 52080), (12852, 51460), (12865, 51408), (13020, 50796), (13392, 49385), (13944, 47430), (14110, 46872), (14229, 46480), (14280, 46314), (14756, 44820), (14940, 44268), (15120, 43741), (15438, 42840), (15624, 42330), (15687, 42160), (15810, 41832), (16065, 41168), (16740, 39508), (16932, 39060), (17136, 38595), (17360, 38097), (17430, 37944), (17928, 36890), (18011, 36720), (18360, 36022), (18445, 35856), (18972, 34860), (19530, 33864), (19754, 33480), (19920, 33201), (20584, 32130), (20916, 31620), (21080, 31374), (21165, 31248), (21420, 30876), (22134, 29880), (22320, 29631), (22410, 29512), (22576, 29295), (23157, 28560), (23240, 28458), (23436, 28220), (23715, 27888), (25296, 26145), (25398, 26040), (25704, 25730)]