1256023860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:655

約数の個数: 288

約数和(自身を含む): 4488462720

約数和(自身を除く): 3232438860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 59, 60, 65, 70, 78, 84, 91, 98, 105, 118, 130, 140, 147, 156, 177, 182, 195, 196, 210, 236, 245, 260, 273, 294, 295, 354, 364, 390, 413, 420, 455, 490, 546, 557, 588, 590, 637, 708, 735, 767, 780, 826, 885, 910, 980, 1092, 1114, 1180, 1239, 1274, 1365, 1470, 1534, 1652, 1671, 1770, 1820, 1911, 2065, 2228, 2301, 2478, 2548, 2730, 2785, 2891, 2940, 3068, 3185, 3342, 3540, 3822, 3835, 3899, 4130, 4602, 4956, 5369, 5460, 5570, 5782, 6195, 6370, 6684, 7241, 7644, 7670, 7798, 8260, 8355, 8673, 9204, 9555, 10738, 11140, 11505, 11564, 11697, 12390, 12740, 14455, 14482, 15340, 15596, 16107, 16710, 17346, 19110, 19495, 21476, 21723, 23010, 23394, 24780, 26845, 27293, 28910, 28964, 32214, 32863, 33420, 34692, 36205, 37583, 38220, 38990, 43365, 43446, 46020, 46788, 50687, 53690, 54586, 57820, 58485, 64428, 65726, 72410, 75166, 77980, 80535, 81879, 86730, 86892, 98589, 101374, 107380, 108615, 109172, 112749, 116970, 131452, 136465, 144820, 150332, 152061, 161070, 163758, 164315, 173460, 187915, 197178, 202748, 217230, 225498, 230041, 233940, 253435, 272930, 304122, 322140, 327516, 328630, 354809, 375830, 394356, 409395, 427219, 434460, 450996, 460082, 492945, 506870, 545860, 563745, 608244, 657260, 690123, 709618, 751660, 760305, 818790, 854438, 920164, 985890, 1013740, 1064427, 1127490, 1150205, 1281657, 1380246, 1419236, 1520610, 1610287, 1637580, 1708876, 1774045, 1971780, 2128854, 2136095, 2254980, 2300410, 2563314, 2760492, 2990533, 3041220, 3220574, 3450615, 3548090, 4257708, 4272190, 4600820, 4830861, 5126628, 5322135, 5981066, 6408285, 6441148, 6901230, 7096180, 8051435, 8544380, 8971599, 9661722, 10644270, 11962132, 12816570, 13802460, 14952665, 16102870, 17943198, 19323444, 20933731, 21288540, 24154305, 25633140, 29905330, 32205740, 35886396, 41867462, 44857995, 48308610, 59810660, 62801193, 83734924, 89715990, 96617220, 104668655, 125602386, 179431980, 209337310, 251204772, 314005965, 418674620, 628011930, 1256023860]

約数ペア:

[(1, 1256023860), (2, 628011930), (3, 418674620), (4, 314005965), (5, 251204772), (6, 209337310), (7, 179431980), (10, 125602386), (12, 104668655), (13, 96617220), (14, 89715990), (15, 83734924), (20, 62801193), (21, 59810660), (26, 48308610), (28, 44857995), (30, 41867462), (35, 35886396), (39, 32205740), (42, 29905330), (49, 25633140), (52, 24154305), (59, 21288540), (60, 20933731), (65, 19323444), (70, 17943198), (78, 16102870), (84, 14952665), (91, 13802460), (98, 12816570), (105, 11962132), (118, 10644270), (130, 9661722), (140, 8971599), (147, 8544380), (156, 8051435), (177, 7096180), (182, 6901230), (195, 6441148), (196, 6408285), (210, 5981066), (236, 5322135), (245, 5126628), (260, 4830861), (273, 4600820), (294, 4272190), (295, 4257708), (354, 3548090), (364, 3450615), (390, 3220574), (413, 3041220), (420, 2990533), (455, 2760492), (490, 2563314), (546, 2300410), (557, 2254980), (588, 2136095), (590, 2128854), (637, 1971780), (708, 1774045), (735, 1708876), (767, 1637580), (780, 1610287), (826, 1520610), (885, 1419236), (910, 1380246), (980, 1281657), (1092, 1150205), (1114, 1127490), (1180, 1064427), (1239, 1013740), (1274, 985890), (1365, 920164), (1470, 854438), (1534, 818790), (1652, 760305), (1671, 751660), (1770, 709618), (1820, 690123), (1911, 657260), (2065, 608244), (2228, 563745), (2301, 545860), (2478, 506870), (2548, 492945), (2730, 460082), (2785, 450996), (2891, 434460), (2940, 427219), (3068, 409395), (3185, 394356), (3342, 375830), (3540, 354809), (3822, 328630), (3835, 327516), (3899, 322140), (4130, 304122), (4602, 272930), (4956, 253435), (5369, 233940), (5460, 230041), (5570, 225498), (5782, 217230), (6195, 202748), (6370, 197178), (6684, 187915), (7241, 173460), (7644, 164315), (7670, 163758), (7798, 161070), (8260, 152061), (8355, 150332), (8673, 144820), (9204, 136465), (9555, 131452), (10738, 116970), (11140, 112749), (11505, 109172), (11564, 108615), (11697, 107380), (12390, 101374), (12740, 98589), (14455, 86892), (14482, 86730), (15340, 81879), (15596, 80535), (16107, 77980), (16710, 75166), (17346, 72410), (19110, 65726), (19495, 64428), (21476, 58485), (21723, 57820), (23010, 54586), (23394, 53690), (24780, 50687), (26845, 46788), (27293, 46020), (28910, 43446), (28964, 43365), (32214, 38990), (32863, 38220), (33420, 37583), (34692, 36205)]