905980920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{580757}}^1$

素因数の和:580784

約数の個数: 64

約数和(自身を含む): 2927020320

約数和(自身を除く): 2021039400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 580757, 1161514, 1742271, 2323028, 2903785, 3484542, 4646056, 5807570, 6969084, 7549841, 8711355, 11615140, 13938168, 15099682, 17422710, 22649523, 23230280, 30199364, 34845420, 37749205, 45299046, 60398728, 69690840, 75498410, 90598092, 113247615, 150996820, 181196184, 226495230, 301993640, 452990460, 905980920]

約数ペア:

[(1, 905980920), (2, 452990460), (3, 301993640), (4, 226495230), (5, 181196184), (6, 150996820), (8, 113247615), (10, 90598092), (12, 75498410), (13, 69690840), (15, 60398728), (20, 45299046), (24, 37749205), (26, 34845420), (30, 30199364), (39, 23230280), (40, 22649523), (52, 17422710), (60, 15099682), (65, 13938168), (78, 11615140), (104, 8711355), (120, 7549841), (130, 6969084), (156, 5807570), (195, 4646056), (260, 3484542), (312, 2903785), (390, 2323028), (520, 1742271), (780, 1161514), (1560, 580757)]