21334320

素因数分解:

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

素因数の和:129

約数の個数: 320

約数和(自身を含む): 89994240

約数和(自身を除く): 68659920

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, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 68, 70, 72, 80, 83, 84, 85, 90, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 153, 166, 168, 170, 180, 189, 204, 210, 216, 238, 240, 249, 252, 255, 270, 272, 280, 306, 315, 332, 336, 340, 357, 360, 378, 408, 415, 420, 432, 459, 476, 498, 504, 510, 540, 560, 581, 595, 612, 630, 664, 680, 714, 720, 747, 756, 765, 816, 830, 840, 918, 945, 952, 996, 1008, 1020, 1071, 1080, 1162, 1190, 1224, 1245, 1260, 1328, 1360, 1411, 1428, 1494, 1512, 1530, 1660, 1680, 1743, 1785, 1836, 1890, 1904, 1992, 2040, 2142, 2160, 2241, 2295, 2324, 2380, 2448, 2490, 2520, 2822, 2856, 2905, 2988, 3024, 3060, 3213, 3320, 3486, 3570, 3672, 3735, 3780, 3984, 4080, 4233, 4284, 4482, 4590, 4648, 4760, 4980, 5040, 5229, 5355, 5644, 5712, 5810, 5976, 6120, 6426, 6640, 6972, 7055, 7140, 7344, 7470, 7560, 8466, 8568, 8715, 8964, 9180, 9296, 9520, 9877, 9960, 10458, 10710, 11205, 11288, 11620, 11952, 12240, 12699, 12852, 13944, 14110, 14280, 14940, 15120, 15687, 16065, 16932, 17136, 17430, 17928, 18360, 19754, 19920, 20916, 21165, 21420, 22410, 22576, 23240, 25398, 25704, 26145, 27888, 28220, 28560, 29631, 29880, 31374, 32130, 33864, 34860, 35856, 36720, 38097, 39508, 41832, 42330, 42840, 44820, 46480, 49385, 50796, 51408, 52290, 56440, 59262, 59760, 62748, 63495, 64260, 67728, 69720, 76194, 78435, 79016, 83664, 84660, 85680, 88893, 89640, 98770, 101592, 104580, 112880, 118524, 125496, 126990, 128520, 139440, 148155, 152388, 156870, 158032, 169320, 177786, 179280, 190485, 197540, 203184, 209160, 237048, 250992, 253980, 257040, 266679, 296310, 304776, 313740, 338640, 355572, 380970, 395080, 418320, 444465, 474096, 507960, 533358, 592620, 609552, 627480, 711144, 761940, 790160, 888930, 1015920, 1066716, 1185240, 1254960, 1333395, 1422288, 1523880, 1777860, 2133432, 2370480, 2666790, 3047760, 3555720, 4266864, 5333580, 7111440, 10667160, 21334320]

約数ペア:

[(1, 21334320), (2, 10667160), (3, 7111440), (4, 5333580), (5, 4266864), (6, 3555720), (7, 3047760), (8, 2666790), (9, 2370480), (10, 2133432), (12, 1777860), (14, 1523880), (15, 1422288), (16, 1333395), (17, 1254960), (18, 1185240), (20, 1066716), (21, 1015920), (24, 888930), (27, 790160), (28, 761940), (30, 711144), (34, 627480), (35, 609552), (36, 592620), (40, 533358), (42, 507960), (45, 474096), (48, 444465), (51, 418320), (54, 395080), (56, 380970), (60, 355572), (63, 338640), (68, 313740), (70, 304776), (72, 296310), (80, 266679), (83, 257040), (84, 253980), (85, 250992), (90, 237048), (102, 209160), (105, 203184), (108, 197540), (112, 190485), (119, 179280), (120, 177786), (126, 169320), (135, 158032), (136, 156870), (140, 152388), (144, 148155), (153, 139440), (166, 128520), (168, 126990), (170, 125496), (180, 118524), (189, 112880), (204, 104580), (210, 101592), (216, 98770), (238, 89640), (240, 88893), (249, 85680), (252, 84660), (255, 83664), (270, 79016), (272, 78435), (280, 76194), (306, 69720), (315, 67728), (332, 64260), (336, 63495), (340, 62748), (357, 59760), (360, 59262), (378, 56440), (408, 52290), (415, 51408), (420, 50796), (432, 49385), (459, 46480), (476, 44820), (498, 42840), (504, 42330), (510, 41832), (540, 39508), (560, 38097), (581, 36720), (595, 35856), (612, 34860), (630, 33864), (664, 32130), (680, 31374), (714, 29880), (720, 29631), (747, 28560), (756, 28220), (765, 27888), (816, 26145), (830, 25704), (840, 25398), (918, 23240), (945, 22576), (952, 22410), (996, 21420), (1008, 21165), (1020, 20916), (1071, 19920), (1080, 19754), (1162, 18360), (1190, 17928), (1224, 17430), (1245, 17136), (1260, 16932), (1328, 16065), (1360, 15687), (1411, 15120), (1428, 14940), (1494, 14280), (1512, 14110), (1530, 13944), (1660, 12852), (1680, 12699), (1743, 12240), (1785, 11952), (1836, 11620), (1890, 11288), (1904, 11205), (1992, 10710), (2040, 10458), (2142, 9960), (2160, 9877), (2241, 9520), (2295, 9296), (2324, 9180), (2380, 8964), (2448, 8715), (2490, 8568), (2520, 8466), (2822, 7560), (2856, 7470), (2905, 7344), (2988, 7140), (3024, 7055), (3060, 6972), (3213, 6640), (3320, 6426), (3486, 6120), (3570, 5976), (3672, 5810), (3735, 5712), (3780, 5644), (3984, 5355), (4080, 5229), (4233, 5040), (4284, 4980), (4482, 4760), (4590, 4648)]