123240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:106

約数の個数: 64

約数和(自身を含む): 403200

約数和(自身を除く): 279960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 79, 104, 120, 130, 156, 158, 195, 237, 260, 312, 316, 390, 395, 474, 520, 632, 780, 790, 948, 1027, 1185, 1560, 1580, 1896, 2054, 2370, 3081, 3160, 4108, 4740, 5135, 6162, 8216, 9480, 10270, 12324, 15405, 20540, 24648, 30810, 41080, 61620, 123240]

約数ペア:

[(1, 123240), (2, 61620), (3, 41080), (4, 30810), (5, 24648), (6, 20540), (8, 15405), (10, 12324), (12, 10270), (13, 9480), (15, 8216), (20, 6162), (24, 5135), (26, 4740), (30, 4108), (39, 3160), (40, 3081), (52, 2370), (60, 2054), (65, 1896), (78, 1580), (79, 1560), (104, 1185), (120, 1027), (130, 948), (156, 790), (158, 780), (195, 632), (237, 520), (260, 474), (312, 395), (316, 390)]