128148084

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4357}}^1$

素因数の和:4429

約数の個数: 72

約数和(自身を含む): 348988640

約数和(自身を除く): 220840556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 43, 57, 76, 86, 114, 129, 171, 172, 228, 258, 342, 387, 516, 684, 774, 817, 1548, 1634, 2451, 3268, 4357, 4902, 7353, 8714, 9804, 13071, 14706, 17428, 26142, 29412, 39213, 52284, 78426, 82783, 156852, 165566, 187351, 248349, 331132, 374702, 496698, 562053, 745047, 749404, 993396, 1124106, 1490094, 1686159, 2248212, 2980188, 3372318, 3559669, 6744636, 7119338, 10679007, 14238676, 21358014, 32037021, 42716028, 64074042, 128148084]

約数ペア:

[(1, 128148084), (2, 64074042), (3, 42716028), (4, 32037021), (6, 21358014), (9, 14238676), (12, 10679007), (18, 7119338), (19, 6744636), (36, 3559669), (38, 3372318), (43, 2980188), (57, 2248212), (76, 1686159), (86, 1490094), (114, 1124106), (129, 993396), (171, 749404), (172, 745047), (228, 562053), (258, 496698), (342, 374702), (387, 331132), (516, 248349), (684, 187351), (774, 165566), (817, 156852), (1548, 82783), (1634, 78426), (2451, 52284), (3268, 39213), (4357, 29412), (4902, 26142), (7353, 17428), (8714, 14706), (9804, 13071)]