198070020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47843}}^1$

素因数の和:47881

約数の個数: 72

約数和(自身を含む): 626947776

約数和(自身を除く): 428877756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 47843, 95686, 143529, 191372, 239215, 287058, 430587, 478430, 574116, 717645, 861174, 956860, 1100389, 1435290, 1722348, 2152935, 2200778, 2870580, 3301167, 4305870, 4401556, 5501945, 6602334, 8611740, 9903501, 11003890, 13204668, 16505835, 19807002, 22007780, 33011670, 39614004, 49517505, 66023340, 99035010, 198070020]

約数ペア:

[(1, 198070020), (2, 99035010), (3, 66023340), (4, 49517505), (5, 39614004), (6, 33011670), (9, 22007780), (10, 19807002), (12, 16505835), (15, 13204668), (18, 11003890), (20, 9903501), (23, 8611740), (30, 6602334), (36, 5501945), (45, 4401556), (46, 4305870), (60, 3301167), (69, 2870580), (90, 2200778), (92, 2152935), (115, 1722348), (138, 1435290), (180, 1100389), (207, 956860), (230, 861174), (276, 717645), (345, 574116), (414, 478430), (460, 430587), (690, 287058), (828, 239215), (1035, 191372), (1380, 143529), (2070, 95686), (4140, 47843)]