260044960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{809}}^1$

素因数の和:879

約数の個数: 144

約数和(自身を含む): 732994920

約数和(自身を除く): 472949960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 160, 164, 196, 205, 224, 245, 280, 287, 328, 392, 410, 490, 560, 574, 656, 784, 809, 820, 980, 1120, 1148, 1312, 1435, 1568, 1618, 1640, 1960, 2009, 2296, 2870, 3236, 3280, 3920, 4018, 4045, 4592, 5663, 5740, 6472, 6560, 7840, 8036, 8090, 9184, 10045, 11326, 11480, 12944, 16072, 16180, 20090, 22652, 22960, 25888, 28315, 32144, 32360, 33169, 39641, 40180, 45304, 45920, 56630, 64288, 64720, 66338, 79282, 80360, 90608, 113260, 129440, 132676, 158564, 160720, 165845, 181216, 198205, 226520, 232183, 265352, 317128, 321440, 331690, 396410, 453040, 464366, 530704, 634256, 663380, 792820, 906080, 928732, 1061408, 1160915, 1268512, 1326760, 1585640, 1625281, 1857464, 2321830, 2653520, 3171280, 3250562, 3714928, 4643660, 5307040, 6342560, 6501124, 7429856, 8126405, 9287320, 13002248, 16252810, 18574640, 26004496, 32505620, 37149280, 52008992, 65011240, 130022480, 260044960]

約数ペア:

[(1, 260044960), (2, 130022480), (4, 65011240), (5, 52008992), (7, 37149280), (8, 32505620), (10, 26004496), (14, 18574640), (16, 16252810), (20, 13002248), (28, 9287320), (32, 8126405), (35, 7429856), (40, 6501124), (41, 6342560), (49, 5307040), (56, 4643660), (70, 3714928), (80, 3250562), (82, 3171280), (98, 2653520), (112, 2321830), (140, 1857464), (160, 1625281), (164, 1585640), (196, 1326760), (205, 1268512), (224, 1160915), (245, 1061408), (280, 928732), (287, 906080), (328, 792820), (392, 663380), (410, 634256), (490, 530704), (560, 464366), (574, 453040), (656, 396410), (784, 331690), (809, 321440), (820, 317128), (980, 265352), (1120, 232183), (1148, 226520), (1312, 198205), (1435, 181216), (1568, 165845), (1618, 160720), (1640, 158564), (1960, 132676), (2009, 129440), (2296, 113260), (2870, 90608), (3236, 80360), (3280, 79282), (3920, 66338), (4018, 64720), (4045, 64288), (4592, 56630), (5663, 45920), (5740, 45304), (6472, 40180), (6560, 39641), (7840, 33169), (8036, 32360), (8090, 32144), (9184, 28315), (10045, 25888), (11326, 22960), (11480, 22652), (12944, 20090), (16072, 16180)]