267777640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27103}}^1$

素因数の和:27146

約数の個数: 64

約数和(自身を含む): 683020800

約数和(自身を除く): 415243160

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, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 27103, 54206, 108412, 135515, 216824, 271030, 352339, 514957, 542060, 704678, 1029914, 1084120, 1409356, 1761695, 2059828, 2574785, 2818712, 3523390, 4119656, 5149570, 6694441, 7046780, 10299140, 13388882, 14093560, 20598280, 26777764, 33472205, 53555528, 66944410, 133888820, 267777640]

約数ペア:

[(1, 267777640), (2, 133888820), (4, 66944410), (5, 53555528), (8, 33472205), (10, 26777764), (13, 20598280), (19, 14093560), (20, 13388882), (26, 10299140), (38, 7046780), (40, 6694441), (52, 5149570), (65, 4119656), (76, 3523390), (95, 2818712), (104, 2574785), (130, 2059828), (152, 1761695), (190, 1409356), (247, 1084120), (260, 1029914), (380, 704678), (494, 542060), (520, 514957), (760, 352339), (988, 271030), (1235, 216824), (1976, 135515), (2470, 108412), (4940, 54206), (9880, 27103)]