161953320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2423}}^1$

素因数の和:2994

約数の個数: 64

約数和(自身を含む): 486933120

約数和(自身を除く): 324979800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 557, 1114, 1671, 2228, 2423, 2785, 3342, 4456, 4846, 5570, 6684, 7269, 8355, 9692, 11140, 12115, 13368, 14538, 16710, 19384, 22280, 24230, 29076, 33420, 36345, 48460, 58152, 66840, 72690, 96920, 145380, 290760, 1349611, 2699222, 4048833, 5398444, 6748055, 8097666, 10796888, 13496110, 16195332, 20244165, 26992220, 32390664, 40488330, 53984440, 80976660, 161953320]

約数ペア:

[(1, 161953320), (2, 80976660), (3, 53984440), (4, 40488330), (5, 32390664), (6, 26992220), (8, 20244165), (10, 16195332), (12, 13496110), (15, 10796888), (20, 8097666), (24, 6748055), (30, 5398444), (40, 4048833), (60, 2699222), (120, 1349611), (557, 290760), (1114, 145380), (1671, 96920), (2228, 72690), (2423, 66840), (2785, 58152), (3342, 48460), (4456, 36345), (4846, 33420), (5570, 29076), (6684, 24230), (7269, 22280), (8355, 19384), (9692, 16710), (11140, 14538), (12115, 13368)]