123067920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13859}}^1$

素因数の和:13912

約数の個数: 80

約数和(自身を含む): 391849920

約数和(自身を除く): 268782000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 13859, 27718, 41577, 55436, 69295, 83154, 110872, 138590, 166308, 207885, 221744, 277180, 332616, 415770, 512783, 554360, 665232, 831540, 1025566, 1108720, 1538349, 1663080, 2051132, 2563915, 3076698, 3326160, 4102264, 5127830, 6153396, 7691745, 8204528, 10255660, 12306792, 15383490, 20511320, 24613584, 30766980, 41022640, 61533960, 123067920]

約数ペア:

[(1, 123067920), (2, 61533960), (3, 41022640), (4, 30766980), (5, 24613584), (6, 20511320), (8, 15383490), (10, 12306792), (12, 10255660), (15, 8204528), (16, 7691745), (20, 6153396), (24, 5127830), (30, 4102264), (37, 3326160), (40, 3076698), (48, 2563915), (60, 2051132), (74, 1663080), (80, 1538349), (111, 1108720), (120, 1025566), (148, 831540), (185, 665232), (222, 554360), (240, 512783), (296, 415770), (370, 332616), (444, 277180), (555, 221744), (592, 207885), (740, 166308), (888, 138590), (1110, 110872), (1480, 83154), (1776, 69295), (2220, 55436), (2960, 41577), (4440, 27718), (8880, 13859)]