256011840

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:136

約数の個数: 560

約数和(自身を含む): 1115275392

約数和(自身を除く): 859263552

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, 32, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 64, 68, 70, 72, 80, 81, 83, 84, 85, 90, 96, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 153, 160, 162, 166, 168, 170, 180, 189, 192, 204, 210, 216, 224, 238, 240, 249, 252, 255, 270, 272, 280, 288, 306, 315, 320, 324, 332, 336, 340, 357, 360, 378, 405, 408, 415, 420, 432, 448, 459, 476, 480, 498, 504, 510, 540, 544, 560, 567, 576, 581, 595, 612, 630, 648, 664, 672, 680, 714, 720, 747, 756, 765, 810, 816, 830, 840, 864, 918, 945, 952, 960, 996, 1008, 1020, 1071, 1080, 1088, 1120, 1134, 1162, 1190, 1224, 1245, 1260, 1296, 1328, 1344, 1360, 1377, 1411, 1428, 1440, 1494, 1512, 1530, 1620, 1632, 1660, 1680, 1728, 1743, 1785, 1836, 1890, 1904, 1992, 2016, 2040, 2142, 2160, 2240, 2241, 2268, 2295, 2324, 2380, 2448, 2490, 2520, 2592, 2656, 2720, 2754, 2822, 2835, 2856, 2880, 2905, 2988, 3024, 3060, 3213, 3240, 3264, 3320, 3360, 3486, 3570, 3672, 3735, 3780, 3808, 3984, 4032, 4080, 4233, 4284, 4320, 4482, 4536, 4590, 4648, 4760, 4896, 4980, 5040, 5184, 5229, 5312, 5355, 5440, 5508, 5644, 5670, 5712, 5810, 5976, 6048, 6120, 6426, 6480, 6640, 6720, 6723, 6885, 6972, 7055, 7140, 7344, 7470, 7560, 7616, 7968, 8160, 8466, 8568, 8640, 8715, 8964, 9072, 9180, 9296, 9520, 9639, 9792, 9877, 9960, 10080, 10458, 10710, 11016, 11205, 11288, 11340, 11424, 11620, 11952, 12096, 12240, 12699, 12852, 12960, 13280, 13446, 13770, 13944, 14110, 14280, 14688, 14940, 15120, 15687, 15936, 16065, 16320, 16932, 17136, 17430, 17928, 18144, 18360, 18592, 19040, 19278, 19754, 19920, 20160, 20916, 21165, 21420, 22032, 22410, 22576, 22680, 22848, 23240, 23904, 24480, 25398, 25704, 25920, 26145, 26560, 26892, 27540, 27888, 28220, 28560, 29376, 29631, 29880, 30240, 31374, 32130, 33615, 33864, 34272, 34860, 35856, 36288, 36720, 37184, 38080, 38097, 38556, 39508, 39840, 41832, 42330, 42840, 44064, 44820, 45152, 45360, 46480, 47061, 47808, 48195, 48960, 49385, 50796, 51408, 52290, 53784, 55080, 55776, 56440, 57120, 59262, 59760, 60480, 62748, 63495, 64260, 67230, 67728, 68544, 69720, 71712, 73440, 76194, 77112, 78435, 79016, 79680, 83664, 84660, 85680, 88128, 88893, 89640, 90304, 90720, 92960, 94122, 96390, 98770, 101592, 102816, 104580, 107568, 110160, 111552, 112880, 114240, 114291, 118524, 119520, 125496, 126990, 128520, 134460, 135456, 139440, 143424, 146880, 148155, 152388, 154224, 156870, 158032, 167328, 169320, 171360, 177786, 179280, 181440, 185920, 188244, 190485, 192780, 197540, 203184, 205632, 209160, 215136, 220320, 225760, 228582, 235305, 237048, 239040, 250992, 253980, 257040, 266679, 268920, 270912, 278880, 296310, 304776, 308448, 313740, 316064, 334656, 338640, 342720, 355572, 358560, 376488, 380970, 385560, 395080, 406368, 418320, 430272, 440640, 444465, 451520, 457164, 470610, 474096, 501984, 507960, 514080, 533358, 537840, 557760, 571455, 592620, 609552, 616896, 627480, 632128, 677280, 711144, 717120, 752976, 761940, 771120, 790160, 800037, 812736, 836640, 888930, 914328, 941220, 948192, 1003968, 1015920, 1028160, 1066716, 1075680, 1142910, 1185240, 1219104, 1254960, 1333395, 1354560, 1422288, 1505952, 1523880, 1542240, 1580320, 1600074, 1673280, 1777860, 1828656, 1882440, 1896384, 2031840, 2133432, 2151360, 2285820, 2370480, 2438208, 2509920, 2666790, 2844576, 3011904, 3047760, 3084480, 3160640, 3200148, 3555720, 3657312, 3764880, 4000185, 4063680, 4266864, 4571640, 4740960, 5019840, 5333580, 5689152, 6095520, 6400296, 7111440, 7314624, 7529760, 8000370, 8533728, 9143280, 9481920, 10667160, 12191040, 12800592, 14222880, 15059520, 16000740, 17067456, 18286560, 21334320, 25601184, 28445760, 32001480, 36573120, 42668640, 51202368, 64002960, 85337280, 128005920, 256011840]

約数ペア:

[(1, 256011840), (2, 128005920), (3, 85337280), (4, 64002960), (5, 51202368), (6, 42668640), (7, 36573120), (8, 32001480), (9, 28445760), (10, 25601184), (12, 21334320), (14, 18286560), (15, 17067456), (16, 16000740), (17, 15059520), (18, 14222880), (20, 12800592), (21, 12191040), (24, 10667160), (27, 9481920), (28, 9143280), (30, 8533728), (32, 8000370), (34, 7529760), (35, 7314624), (36, 7111440), (40, 6400296), (42, 6095520), (45, 5689152), (48, 5333580), (51, 5019840), (54, 4740960), (56, 4571640), (60, 4266864), (63, 4063680), (64, 4000185), (68, 3764880), (70, 3657312), (72, 3555720), (80, 3200148), (81, 3160640), (83, 3084480), (84, 3047760), (85, 3011904), (90, 2844576), (96, 2666790), (102, 2509920), (105, 2438208), (108, 2370480), (112, 2285820), (119, 2151360), (120, 2133432), (126, 2031840), (135, 1896384), (136, 1882440), (140, 1828656), (144, 1777860), (153, 1673280), (160, 1600074), (162, 1580320), (166, 1542240), (168, 1523880), (170, 1505952), (180, 1422288), (189, 1354560), (192, 1333395), (204, 1254960), (210, 1219104), (216, 1185240), (224, 1142910), (238, 1075680), (240, 1066716), (249, 1028160), (252, 1015920), (255, 1003968), (270, 948192), (272, 941220), (280, 914328), (288, 888930), (306, 836640), (315, 812736), (320, 800037), (324, 790160), (332, 771120), (336, 761940), (340, 752976), (357, 717120), (360, 711144), (378, 677280), (405, 632128), (408, 627480), (415, 616896), (420, 609552), (432, 592620), (448, 571455), (459, 557760), (476, 537840), (480, 533358), (498, 514080), (504, 507960), (510, 501984), (540, 474096), (544, 470610), (560, 457164), (567, 451520), (576, 444465), (581, 440640), (595, 430272), (612, 418320), (630, 406368), (648, 395080), (664, 385560), (672, 380970), (680, 376488), (714, 358560), (720, 355572), (747, 342720), (756, 338640), (765, 334656), (810, 316064), (816, 313740), (830, 308448), (840, 304776), (864, 296310), (918, 278880), (945, 270912), (952, 268920), (960, 266679), (996, 257040), (1008, 253980), (1020, 250992), (1071, 239040), (1080, 237048), (1088, 235305), (1120, 228582), (1134, 225760), (1162, 220320), (1190, 215136), (1224, 209160), (1245, 205632), (1260, 203184), (1296, 197540), (1328, 192780), (1344, 190485), (1360, 188244), (1377, 185920), (1411, 181440), (1428, 179280), (1440, 177786), (1494, 171360), (1512, 169320), (1530, 167328), (1620, 158032), (1632, 156870), (1660, 154224), (1680, 152388), (1728, 148155), (1743, 146880), (1785, 143424), (1836, 139440), (1890, 135456), (1904, 134460), (1992, 128520), (2016, 126990), (2040, 125496), (2142, 119520), (2160, 118524), (2240, 114291), (2241, 114240), (2268, 112880), (2295, 111552), (2324, 110160), (2380, 107568), (2448, 104580), (2490, 102816), (2520, 101592), (2592, 98770), (2656, 96390), (2720, 94122), (2754, 92960), (2822, 90720), (2835, 90304), (2856, 89640), (2880, 88893), (2905, 88128), (2988, 85680), (3024, 84660), (3060, 83664), (3213, 79680), (3240, 79016), (3264, 78435), (3320, 77112), (3360, 76194), (3486, 73440), (3570, 71712), (3672, 69720), (3735, 68544), (3780, 67728), (3808, 67230), (3984, 64260), (4032, 63495), (4080, 62748), (4233, 60480), (4284, 59760), (4320, 59262), (4482, 57120), (4536, 56440), (4590, 55776), (4648, 55080), (4760, 53784), (4896, 52290), (4980, 51408), (5040, 50796), (5184, 49385), (5229, 48960), (5312, 48195), (5355, 47808), (5440, 47061), (5508, 46480), (5644, 45360), (5670, 45152), (5712, 44820), (5810, 44064), (5976, 42840), (6048, 42330), (6120, 41832), (6426, 39840), (6480, 39508), (6640, 38556), (6720, 38097), (6723, 38080), (6885, 37184), (6972, 36720), (7055, 36288), (7140, 35856), (7344, 34860), (7470, 34272), (7560, 33864), (7616, 33615), (7968, 32130), (8160, 31374), (8466, 30240), (8568, 29880), (8640, 29631), (8715, 29376), (8964, 28560), (9072, 28220), (9180, 27888), (9296, 27540), (9520, 26892), (9639, 26560), (9792, 26145), (9877, 25920), (9960, 25704), (10080, 25398), (10458, 24480), (10710, 23904), (11016, 23240), (11205, 22848), (11288, 22680), (11340, 22576), (11424, 22410), (11620, 22032), (11952, 21420), (12096, 21165), (12240, 20916), (12699, 20160), (12852, 19920), (12960, 19754), (13280, 19278), (13446, 19040), (13770, 18592), (13944, 18360), (14110, 18144), (14280, 17928), (14688, 17430), (14940, 17136), (15120, 16932), (15687, 16320), (15936, 16065)]