123915480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79433}}^1$

素因数の和:79460

約数の個数: 64

約数和(自身を含む): 400347360

約数和(自身を除く): 276431880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 79433, 158866, 238299, 317732, 397165, 476598, 635464, 794330, 953196, 1032629, 1191495, 1588660, 1906392, 2065258, 2382990, 3097887, 3177320, 4130516, 4765980, 5163145, 6195774, 8261032, 9531960, 10326290, 12391548, 15489435, 20652580, 24783096, 30978870, 41305160, 61957740, 123915480]

約数ペア:

[(1, 123915480), (2, 61957740), (3, 41305160), (4, 30978870), (5, 24783096), (6, 20652580), (8, 15489435), (10, 12391548), (12, 10326290), (13, 9531960), (15, 8261032), (20, 6195774), (24, 5163145), (26, 4765980), (30, 4130516), (39, 3177320), (40, 3097887), (52, 2382990), (60, 2065258), (65, 1906392), (78, 1588660), (104, 1191495), (120, 1032629), (130, 953196), (156, 794330), (195, 635464), (260, 476598), (312, 397165), (390, 317732), (520, 238299), (780, 158866), (1560, 79433)]