261052560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6841}}^1$

素因数の和:6913

約数の個数: 120

約数和(自身を含む): 893373624

約数和(自身を除く): 632321064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 80, 90, 106, 120, 144, 159, 180, 212, 240, 265, 318, 360, 424, 477, 530, 636, 720, 795, 848, 954, 1060, 1272, 1590, 1908, 2120, 2385, 2544, 3180, 3816, 4240, 4770, 6360, 6841, 7632, 9540, 12720, 13682, 19080, 20523, 27364, 34205, 38160, 41046, 54728, 61569, 68410, 82092, 102615, 109456, 123138, 136820, 164184, 205230, 246276, 273640, 307845, 328368, 362573, 410460, 492552, 547280, 615690, 725146, 820920, 985104, 1087719, 1231380, 1450292, 1641840, 1812865, 2175438, 2462760, 2900584, 3263157, 3625730, 4350876, 4925520, 5438595, 5801168, 6526314, 7251460, 8701752, 10877190, 13052628, 14502920, 16315785, 17403504, 21754380, 26105256, 29005840, 32631570, 43508760, 52210512, 65263140, 87017520, 130526280, 261052560]

約数ペア:

[(1, 261052560), (2, 130526280), (3, 87017520), (4, 65263140), (5, 52210512), (6, 43508760), (8, 32631570), (9, 29005840), (10, 26105256), (12, 21754380), (15, 17403504), (16, 16315785), (18, 14502920), (20, 13052628), (24, 10877190), (30, 8701752), (36, 7251460), (40, 6526314), (45, 5801168), (48, 5438595), (53, 4925520), (60, 4350876), (72, 3625730), (80, 3263157), (90, 2900584), (106, 2462760), (120, 2175438), (144, 1812865), (159, 1641840), (180, 1450292), (212, 1231380), (240, 1087719), (265, 985104), (318, 820920), (360, 725146), (424, 615690), (477, 547280), (530, 492552), (636, 410460), (720, 362573), (795, 328368), (848, 307845), (954, 273640), (1060, 246276), (1272, 205230), (1590, 164184), (1908, 136820), (2120, 123138), (2385, 109456), (2544, 102615), (3180, 82092), (3816, 68410), (4240, 61569), (4770, 54728), (6360, 41046), (6841, 38160), (7632, 34205), (9540, 27364), (12720, 20523), (13682, 19080)]