80955480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4297}}^1$

素因数の和:4468

約数の個数: 64

約数和(自身を含む): 244470240

約数和(自身を除く): 163514760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4297, 4710, 6280, 8594, 9420, 12891, 17188, 18840, 21485, 25782, 34376, 42970, 51564, 64455, 85940, 103128, 128910, 171880, 257820, 515640, 674629, 1349258, 2023887, 2698516, 3373145, 4047774, 5397032, 6746290, 8095548, 10119435, 13492580, 16191096, 20238870, 26985160, 40477740, 80955480]

約数ペア:

[(1, 80955480), (2, 40477740), (3, 26985160), (4, 20238870), (5, 16191096), (6, 13492580), (8, 10119435), (10, 8095548), (12, 6746290), (15, 5397032), (20, 4047774), (24, 3373145), (30, 2698516), (40, 2023887), (60, 1349258), (120, 674629), (157, 515640), (314, 257820), (471, 171880), (628, 128910), (785, 103128), (942, 85940), (1256, 64455), (1570, 51564), (1884, 42970), (2355, 34376), (3140, 25782), (3768, 21485), (4297, 18840), (4710, 17188), (6280, 12891), (8594, 9420)]