180120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:112

約数の個数: 64

約数和(自身を含む): 576000

約数和(自身を除く): 395880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 79, 95, 114, 120, 152, 158, 190, 228, 237, 285, 316, 380, 395, 456, 474, 570, 632, 760, 790, 948, 1140, 1185, 1501, 1580, 1896, 2280, 2370, 3002, 3160, 4503, 4740, 6004, 7505, 9006, 9480, 12008, 15010, 18012, 22515, 30020, 36024, 45030, 60040, 90060, 180120]

約数ペア:

[(1, 180120), (2, 90060), (3, 60040), (4, 45030), (5, 36024), (6, 30020), (8, 22515), (10, 18012), (12, 15010), (15, 12008), (19, 9480), (20, 9006), (24, 7505), (30, 6004), (38, 4740), (40, 4503), (57, 3160), (60, 3002), (76, 2370), (79, 2280), (95, 1896), (114, 1580), (120, 1501), (152, 1185), (158, 1140), (190, 948), (228, 790), (237, 760), (285, 632), (316, 570), (380, 474), (395, 456)]