1330742970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{642871}}^1$

素因数の和:642907

約数の個数: 48

約数和(自身を含む): 3610369152

約数和(自身を除く): 2279626182

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 642871, 1285742, 1928613, 3214355, 3857226, 5785839, 6428710, 9643065, 11571678, 14786033, 19286130, 28929195, 29572066, 44358099, 57858390, 73930165, 88716198, 133074297, 147860330, 221790495, 266148594, 443580990, 665371485, 1330742970]

約数ペア:

[(1, 1330742970), (2, 665371485), (3, 443580990), (5, 266148594), (6, 221790495), (9, 147860330), (10, 133074297), (15, 88716198), (18, 73930165), (23, 57858390), (30, 44358099), (45, 29572066), (46, 28929195), (69, 19286130), (90, 14786033), (115, 11571678), (138, 9643065), (207, 6428710), (230, 5785839), (345, 3857226), (414, 3214355), (690, 1928613), (1035, 1285742), (2070, 642871)]