390367760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{3067}}^1$

素因数の和:3160

約数の個数: 80

約数和(自身を含む): 954123456

約数和(自身を除く): 563755696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 43, 74, 80, 86, 148, 172, 185, 215, 296, 344, 370, 430, 592, 688, 740, 860, 1480, 1591, 1720, 2960, 3067, 3182, 3440, 6134, 6364, 7955, 12268, 12728, 15335, 15910, 24536, 25456, 30670, 31820, 49072, 61340, 63640, 113479, 122680, 127280, 131881, 226958, 245360, 263762, 453916, 527524, 567395, 659405, 907832, 1055048, 1134790, 1318810, 1815664, 2110096, 2269580, 2637620, 4539160, 4879597, 5275240, 9078320, 9759194, 10550480, 19518388, 24397985, 39036776, 48795970, 78073552, 97591940, 195183880, 390367760]

約数ペア:

[(1, 390367760), (2, 195183880), (4, 97591940), (5, 78073552), (8, 48795970), (10, 39036776), (16, 24397985), (20, 19518388), (37, 10550480), (40, 9759194), (43, 9078320), (74, 5275240), (80, 4879597), (86, 4539160), (148, 2637620), (172, 2269580), (185, 2110096), (215, 1815664), (296, 1318810), (344, 1134790), (370, 1055048), (430, 907832), (592, 659405), (688, 567395), (740, 527524), (860, 453916), (1480, 263762), (1591, 245360), (1720, 226958), (2960, 131881), (3067, 127280), (3182, 122680), (3440, 113479), (6134, 63640), (6364, 61340), (7955, 49072), (12268, 31820), (12728, 30670), (15335, 25456), (15910, 24536)]