68861320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8237}}^1$

素因数の和:8278

約数の個数: 64

約数和(自身を含む): 177940800

約数和(自身を除く): 109079480

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8237, 8360, 16474, 32948, 41185, 65896, 82370, 90607, 156503, 164740, 181214, 313006, 329480, 362428, 453035, 626012, 724856, 782515, 906070, 1252024, 1565030, 1721533, 1812140, 3130060, 3443066, 3624280, 6260120, 6886132, 8607665, 13772264, 17215330, 34430660, 68861320]

約数ペア:

[(1, 68861320), (2, 34430660), (4, 17215330), (5, 13772264), (8, 8607665), (10, 6886132), (11, 6260120), (19, 3624280), (20, 3443066), (22, 3130060), (38, 1812140), (40, 1721533), (44, 1565030), (55, 1252024), (76, 906070), (88, 782515), (95, 724856), (110, 626012), (152, 453035), (190, 362428), (209, 329480), (220, 313006), (380, 181214), (418, 164740), (440, 156503), (760, 90607), (836, 82370), (1045, 65896), (1672, 41185), (2090, 32948), (4180, 16474), (8237, 8360)]