168647960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 435456000

約数和(自身を除く): 266808040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 59, 65, 92, 104, 115, 118, 130, 184, 230, 236, 239, 260, 295, 299, 460, 472, 478, 520, 590, 598, 767, 920, 956, 1180, 1195, 1196, 1357, 1495, 1534, 1912, 2360, 2390, 2392, 2714, 2990, 3068, 3107, 3835, 4780, 5428, 5497, 5980, 6136, 6214, 6785, 7670, 9560, 10856, 10994, 11960, 12428, 13570, 14101, 15340, 15535, 17641, 21988, 24856, 27140, 27485, 28202, 30680, 31070, 35282, 43976, 54280, 54970, 56404, 62140, 70505, 70564, 71461, 88205, 109940, 112808, 124280, 141010, 141128, 142922, 176410, 183313, 219880, 282020, 285844, 324323, 352820, 357305, 366626, 564040, 571688, 648646, 705640, 714610, 733252, 916565, 1297292, 1429220, 1466504, 1621615, 1833130, 2594584, 2858440, 3243230, 3666260, 4216199, 6486460, 7332520, 8432398, 12972920, 16864796, 21080995, 33729592, 42161990, 84323980, 168647960]

約数ペア:

[(1, 168647960), (2, 84323980), (4, 42161990), (5, 33729592), (8, 21080995), (10, 16864796), (13, 12972920), (20, 8432398), (23, 7332520), (26, 6486460), (40, 4216199), (46, 3666260), (52, 3243230), (59, 2858440), (65, 2594584), (92, 1833130), (104, 1621615), (115, 1466504), (118, 1429220), (130, 1297292), (184, 916565), (230, 733252), (236, 714610), (239, 705640), (260, 648646), (295, 571688), (299, 564040), (460, 366626), (472, 357305), (478, 352820), (520, 324323), (590, 285844), (598, 282020), (767, 219880), (920, 183313), (956, 176410), (1180, 142922), (1195, 141128), (1196, 141010), (1357, 124280), (1495, 112808), (1534, 109940), (1912, 88205), (2360, 71461), (2390, 70564), (2392, 70505), (2714, 62140), (2990, 56404), (3068, 54970), (3107, 54280), (3835, 43976), (4780, 35282), (5428, 31070), (5497, 30680), (5980, 28202), (6136, 27485), (6214, 27140), (6785, 24856), (7670, 21988), (9560, 17641), (10856, 15535), (10994, 15340), (11960, 14101), (12428, 13570)]