15202979080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{260861}}^1$

素因数の和:260950

約数の個数: 64

約数和(自身を含む): 36061562880

約数和(自身を除く): 20858583800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 940, 1240, 1457, 1880, 2914, 5828, 7285, 11656, 14570, 29140, 58280, 260861, 521722, 1043444, 1304305, 2086888, 2608610, 5217220, 8086691, 10434440, 12260467, 16173382, 24520934, 32346764, 40433455, 49041868, 61302335, 64693528, 80866910, 98083736, 122604670, 161733820, 245209340, 323467640, 380074477, 490418680, 760148954, 1520297908, 1900372385, 3040595816, 3800744770, 7601489540, 15202979080]

約数ペア:

[(1, 15202979080), (2, 7601489540), (4, 3800744770), (5, 3040595816), (8, 1900372385), (10, 1520297908), (20, 760148954), (31, 490418680), (40, 380074477), (47, 323467640), (62, 245209340), (94, 161733820), (124, 122604670), (155, 98083736), (188, 80866910), (235, 64693528), (248, 61302335), (310, 49041868), (376, 40433455), (470, 32346764), (620, 24520934), (940, 16173382), (1240, 12260467), (1457, 10434440), (1880, 8086691), (2914, 5217220), (5828, 2608610), (7285, 2086888), (11656, 1304305), (14570, 1043444), (29140, 521722), (58280, 260861)]