154749520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2713}}^1$

素因数の和:2780

約数の個数: 80

約数和(自身を含む): 387689472

約数和(自身を除く): 232939952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1840, 2480, 2713, 2852, 3565, 5426, 5704, 7130, 10852, 11408, 13565, 14260, 21704, 27130, 28520, 43408, 54260, 57040, 62399, 84103, 108520, 124798, 168206, 217040, 249596, 311995, 336412, 420515, 499192, 623990, 672824, 841030, 998384, 1247980, 1345648, 1682060, 1934369, 2495960, 3364120, 3868738, 4991920, 6728240, 7737476, 9671845, 15474952, 19343690, 30949904, 38687380, 77374760, 154749520]

約数ペア:

[(1, 154749520), (2, 77374760), (4, 38687380), (5, 30949904), (8, 19343690), (10, 15474952), (16, 9671845), (20, 7737476), (23, 6728240), (31, 4991920), (40, 3868738), (46, 3364120), (62, 2495960), (80, 1934369), (92, 1682060), (115, 1345648), (124, 1247980), (155, 998384), (184, 841030), (230, 672824), (248, 623990), (310, 499192), (368, 420515), (460, 336412), (496, 311995), (620, 249596), (713, 217040), (920, 168206), (1240, 124798), (1426, 108520), (1840, 84103), (2480, 62399), (2713, 57040), (2852, 54260), (3565, 43408), (5426, 28520), (5704, 27130), (7130, 21704), (10852, 14260), (11408, 13565)]