664125780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{74287}}^1$

素因数の和:74448

約数の個数: 48

約数和(自身を含む): 1872057600

約数和(自身を除く): 1207931820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2235, 2980, 4470, 8940, 74287, 148574, 222861, 297148, 371435, 445722, 742870, 891444, 1114305, 1485740, 2228610, 4457220, 11068763, 22137526, 33206289, 44275052, 55343815, 66412578, 110687630, 132825156, 166031445, 221375260, 332062890, 664125780]

約数ペア:

[(1, 664125780), (2, 332062890), (3, 221375260), (4, 166031445), (5, 132825156), (6, 110687630), (10, 66412578), (12, 55343815), (15, 44275052), (20, 33206289), (30, 22137526), (60, 11068763), (149, 4457220), (298, 2228610), (447, 1485740), (596, 1114305), (745, 891444), (894, 742870), (1490, 445722), (1788, 371435), (2235, 297148), (2980, 222861), (4470, 148574), (8940, 74287)]