209218367080

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3217}}^1\times {\mathrm{30677}}^1$

素因数の和:33958

約数の個数: 64

約数和(自身を含む): 479787967440

約数和(自身を除く): 270569600360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 3217, 6434, 12868, 16085, 25736, 30677, 32170, 61354, 64340, 122708, 128680, 153385, 170501, 245416, 306770, 341002, 613540, 682004, 852505, 1227080, 1364008, 1625881, 1705010, 3251762, 3410020, 6503524, 6820040, 8129405, 13007048, 16258810, 32517620, 65035240, 98687909, 197375818, 394751636, 493439545, 789503272, 986879090, 1973758180, 3947516360, 5230459177, 10460918354, 20921836708, 26152295885, 41843673416, 52304591770, 104609183540, 209218367080]

約数ペア:

[(1, 209218367080), (2, 104609183540), (4, 52304591770), (5, 41843673416), (8, 26152295885), (10, 20921836708), (20, 10460918354), (40, 5230459177), (53, 3947516360), (106, 1973758180), (212, 986879090), (265, 789503272), (424, 493439545), (530, 394751636), (1060, 197375818), (2120, 98687909), (3217, 65035240), (6434, 32517620), (12868, 16258810), (16085, 13007048), (25736, 8129405), (30677, 6820040), (32170, 6503524), (61354, 3410020), (64340, 3251762), (122708, 1705010), (128680, 1625881), (153385, 1364008), (170501, 1227080), (245416, 852505), (306770, 682004), (341002, 613540)]