256527360

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:343

約数の個数: 264

約数和(自身を含む): 938836080

約数和(自身を除く): 682308720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 293, 304, 320, 342, 360, 380, 384, 456, 480, 512, 570, 576, 586, 608, 640, 684, 720, 760, 768, 855, 879, 912, 960, 1024, 1140, 1152, 1172, 1216, 1280, 1368, 1440, 1465, 1520, 1536, 1710, 1758, 1824, 1920, 2280, 2304, 2344, 2432, 2560, 2637, 2736, 2880, 2930, 3040, 3072, 3420, 3516, 3648, 3840, 4395, 4560, 4608, 4688, 4864, 5120, 5274, 5472, 5567, 5760, 5860, 6080, 6840, 7032, 7296, 7680, 8790, 9120, 9216, 9376, 9728, 10548, 10944, 11134, 11520, 11720, 12160, 13185, 13680, 14064, 14592, 15360, 16701, 17580, 18240, 18752, 19456, 21096, 21888, 22268, 23040, 23440, 24320, 26370, 27360, 27835, 28128, 29184, 33402, 35160, 36480, 37504, 42192, 43776, 44536, 46080, 46880, 48640, 50103, 52740, 54720, 55670, 56256, 58368, 66804, 70320, 72960, 75008, 83505, 84384, 87552, 89072, 93760, 97280, 100206, 105480, 109440, 111340, 112512, 133608, 140640, 145920, 150016, 167010, 168768, 175104, 178144, 187520, 200412, 210960, 218880, 222680, 225024, 250515, 267216, 281280, 291840, 300032, 334020, 337536, 356288, 375040, 400824, 421920, 437760, 445360, 450048, 501030, 534432, 562560, 668040, 675072, 712576, 750080, 801648, 843840, 875520, 890720, 900096, 1002060, 1068864, 1125120, 1336080, 1350144, 1425152, 1500160, 1603296, 1687680, 1781440, 2004120, 2137728, 2250240, 2672160, 2700288, 2850304, 3206592, 3375360, 3562880, 4008240, 4275456, 4500480, 5344320, 5700608, 6413184, 6750720, 7125760, 8016480, 8550912, 10688640, 12826368, 13501440, 14251520, 16032960, 17101824, 21377280, 25652736, 28503040, 32065920, 42754560, 51305472, 64131840, 85509120, 128263680, 256527360]

約数ペア:

[(1, 256527360), (2, 128263680), (3, 85509120), (4, 64131840), (5, 51305472), (6, 42754560), (8, 32065920), (9, 28503040), (10, 25652736), (12, 21377280), (15, 17101824), (16, 16032960), (18, 14251520), (19, 13501440), (20, 12826368), (24, 10688640), (30, 8550912), (32, 8016480), (36, 7125760), (38, 6750720), (40, 6413184), (45, 5700608), (48, 5344320), (57, 4500480), (60, 4275456), (64, 4008240), (72, 3562880), (76, 3375360), (80, 3206592), (90, 2850304), (95, 2700288), (96, 2672160), (114, 2250240), (120, 2137728), (128, 2004120), (144, 1781440), (152, 1687680), (160, 1603296), (171, 1500160), (180, 1425152), (190, 1350144), (192, 1336080), (228, 1125120), (240, 1068864), (256, 1002060), (285, 900096), (288, 890720), (293, 875520), (304, 843840), (320, 801648), (342, 750080), (360, 712576), (380, 675072), (384, 668040), (456, 562560), (480, 534432), (512, 501030), (570, 450048), (576, 445360), (586, 437760), (608, 421920), (640, 400824), (684, 375040), (720, 356288), (760, 337536), (768, 334020), (855, 300032), (879, 291840), (912, 281280), (960, 267216), (1024, 250515), (1140, 225024), (1152, 222680), (1172, 218880), (1216, 210960), (1280, 200412), (1368, 187520), (1440, 178144), (1465, 175104), (1520, 168768), (1536, 167010), (1710, 150016), (1758, 145920), (1824, 140640), (1920, 133608), (2280, 112512), (2304, 111340), (2344, 109440), (2432, 105480), (2560, 100206), (2637, 97280), (2736, 93760), (2880, 89072), (2930, 87552), (3040, 84384), (3072, 83505), (3420, 75008), (3516, 72960), (3648, 70320), (3840, 66804), (4395, 58368), (4560, 56256), (4608, 55670), (4688, 54720), (4864, 52740), (5120, 50103), (5274, 48640), (5472, 46880), (5567, 46080), (5760, 44536), (5860, 43776), (6080, 42192), (6840, 37504), (7032, 36480), (7296, 35160), (7680, 33402), (8790, 29184), (9120, 28128), (9216, 27835), (9376, 27360), (9728, 26370), (10548, 24320), (10944, 23440), (11134, 23040), (11520, 22268), (11720, 21888), (12160, 21096), (13185, 19456), (13680, 18752), (14064, 18240), (14592, 17580), (15360, 16701)]