123758040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{147331}}^1$

素因数の和:147352

約数の個数: 64

約数和(自身を含む): 424316160

約数和(自身を除く): 300558120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 147331, 294662, 441993, 589324, 736655, 883986, 1031317, 1178648, 1473310, 1767972, 2062634, 2209965, 2946620, 3093951, 3535944, 4125268, 4419930, 5156585, 5893240, 6187902, 8250536, 8839860, 10313170, 12375804, 15469755, 17679720, 20626340, 24751608, 30939510, 41252680, 61879020, 123758040]

約数ペア:

[(1, 123758040), (2, 61879020), (3, 41252680), (4, 30939510), (5, 24751608), (6, 20626340), (7, 17679720), (8, 15469755), (10, 12375804), (12, 10313170), (14, 8839860), (15, 8250536), (20, 6187902), (21, 5893240), (24, 5156585), (28, 4419930), (30, 4125268), (35, 3535944), (40, 3093951), (42, 2946620), (56, 2209965), (60, 2062634), (70, 1767972), (84, 1473310), (105, 1178648), (120, 1031317), (140, 883986), (168, 736655), (210, 589324), (280, 441993), (420, 294662), (840, 147331)]