166507640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{887}}^1$

素因数の和:949

約数の個数: 96

約数和(自身を含む): 426293280

約数和(自身を除く): 259785640

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 361, 380, 494, 520, 722, 760, 887, 988, 1235, 1444, 1774, 1805, 1976, 2470, 2888, 3548, 3610, 4435, 4693, 4940, 7096, 7220, 8870, 9386, 9880, 11531, 14440, 16853, 17740, 18772, 23062, 23465, 33706, 35480, 37544, 46124, 46930, 57655, 67412, 84265, 92248, 93860, 115310, 134824, 168530, 187720, 219089, 230620, 320207, 337060, 438178, 461240, 640414, 674120, 876356, 1095445, 1280828, 1601035, 1752712, 2190890, 2561656, 3202070, 4162691, 4381780, 6404140, 8325382, 8763560, 12808280, 16650764, 20813455, 33301528, 41626910, 83253820, 166507640]

約数ペア:

[(1, 166507640), (2, 83253820), (4, 41626910), (5, 33301528), (8, 20813455), (10, 16650764), (13, 12808280), (19, 8763560), (20, 8325382), (26, 6404140), (38, 4381780), (40, 4162691), (52, 3202070), (65, 2561656), (76, 2190890), (95, 1752712), (104, 1601035), (130, 1280828), (152, 1095445), (190, 876356), (247, 674120), (260, 640414), (361, 461240), (380, 438178), (494, 337060), (520, 320207), (722, 230620), (760, 219089), (887, 187720), (988, 168530), (1235, 134824), (1444, 115310), (1774, 93860), (1805, 92248), (1976, 84265), (2470, 67412), (2888, 57655), (3548, 46930), (3610, 46124), (4435, 37544), (4693, 35480), (4940, 33706), (7096, 23465), (7220, 23062), (8870, 18772), (9386, 17740), (9880, 16853), (11531, 14440)]