290990760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{22247}}^1$

素因数の和:22370

約数の個数: 64

約数和(自身を含む): 881020800

約数和(自身を除く): 590030040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1308, 1635, 2180, 2616, 3270, 4360, 6540, 13080, 22247, 44494, 66741, 88988, 111235, 133482, 177976, 222470, 266964, 333705, 444940, 533928, 667410, 889880, 1334820, 2424923, 2669640, 4849846, 7274769, 9699692, 12124615, 14549538, 19399384, 24249230, 29099076, 36373845, 48498460, 58198152, 72747690, 96996920, 145495380, 290990760]

約数ペア:

[(1, 290990760), (2, 145495380), (3, 96996920), (4, 72747690), (5, 58198152), (6, 48498460), (8, 36373845), (10, 29099076), (12, 24249230), (15, 19399384), (20, 14549538), (24, 12124615), (30, 9699692), (40, 7274769), (60, 4849846), (109, 2669640), (120, 2424923), (218, 1334820), (327, 889880), (436, 667410), (545, 533928), (654, 444940), (872, 333705), (1090, 266964), (1308, 222470), (1635, 177976), (2180, 133482), (2616, 111235), (3270, 88988), (4360, 66741), (6540, 44494), (13080, 22247)]