74870160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1987}}^1$

素因数の和:2160

約数の個数: 80

約数和(自身を含む): 233693376

約数和(自身を除く): 158823216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 1987, 2355, 2512, 3140, 3768, 3974, 4710, 5961, 6280, 7536, 7948, 9420, 9935, 11922, 12560, 15896, 18840, 19870, 23844, 29805, 31792, 37680, 39740, 47688, 59610, 79480, 95376, 119220, 158960, 238440, 311959, 476880, 623918, 935877, 1247836, 1559795, 1871754, 2495672, 3119590, 3743508, 4679385, 4991344, 6239180, 7487016, 9358770, 12478360, 14974032, 18717540, 24956720, 37435080, 74870160]

約数ペア:

[(1, 74870160), (2, 37435080), (3, 24956720), (4, 18717540), (5, 14974032), (6, 12478360), (8, 9358770), (10, 7487016), (12, 6239180), (15, 4991344), (16, 4679385), (20, 3743508), (24, 3119590), (30, 2495672), (40, 1871754), (48, 1559795), (60, 1247836), (80, 935877), (120, 623918), (157, 476880), (240, 311959), (314, 238440), (471, 158960), (628, 119220), (785, 95376), (942, 79480), (1256, 59610), (1570, 47688), (1884, 39740), (1987, 37680), (2355, 31792), (2512, 29805), (3140, 23844), (3768, 19870), (3974, 18840), (4710, 15896), (5961, 12560), (6280, 11922), (7536, 9935), (7948, 9420)]