256765600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3527}}^1$

素因数の和:3567

約数の個数: 144

約数和(自身を含む): 771700608

約数和(自身を除く): 514935008

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 130, 140, 160, 175, 182, 200, 208, 224, 260, 280, 325, 350, 364, 400, 416, 455, 520, 560, 650, 700, 728, 800, 910, 1040, 1120, 1300, 1400, 1456, 1820, 2080, 2275, 2600, 2800, 2912, 3527, 3640, 4550, 5200, 5600, 7054, 7280, 9100, 10400, 14108, 14560, 17635, 18200, 24689, 28216, 35270, 36400, 45851, 49378, 56432, 70540, 72800, 88175, 91702, 98756, 112864, 123445, 141080, 176350, 183404, 197512, 229255, 246890, 282160, 320957, 352700, 366808, 395024, 458510, 493780, 564320, 617225, 641914, 705400, 733616, 790048, 917020, 987560, 1146275, 1234450, 1283828, 1410800, 1467232, 1604785, 1834040, 1975120, 2292550, 2468900, 2567656, 2821600, 3209570, 3668080, 3950240, 4585100, 4937800, 5135312, 6419140, 7336160, 8023925, 9170200, 9875600, 10270624, 12838280, 16047850, 18340400, 19751200, 25676560, 32095700, 36680800, 51353120, 64191400, 128382800, 256765600]

約数ペア:

[(1, 256765600), (2, 128382800), (4, 64191400), (5, 51353120), (7, 36680800), (8, 32095700), (10, 25676560), (13, 19751200), (14, 18340400), (16, 16047850), (20, 12838280), (25, 10270624), (26, 9875600), (28, 9170200), (32, 8023925), (35, 7336160), (40, 6419140), (50, 5135312), (52, 4937800), (56, 4585100), (65, 3950240), (70, 3668080), (80, 3209570), (91, 2821600), (100, 2567656), (104, 2468900), (112, 2292550), (130, 1975120), (140, 1834040), (160, 1604785), (175, 1467232), (182, 1410800), (200, 1283828), (208, 1234450), (224, 1146275), (260, 987560), (280, 917020), (325, 790048), (350, 733616), (364, 705400), (400, 641914), (416, 617225), (455, 564320), (520, 493780), (560, 458510), (650, 395024), (700, 366808), (728, 352700), (800, 320957), (910, 282160), (1040, 246890), (1120, 229255), (1300, 197512), (1400, 183404), (1456, 176350), (1820, 141080), (2080, 123445), (2275, 112864), (2600, 98756), (2800, 91702), (2912, 88175), (3527, 72800), (3640, 70540), (4550, 56432), (5200, 49378), (5600, 45851), (7054, 36400), (7280, 35270), (9100, 28216), (10400, 24689), (14108, 18200), (14560, 17635)]