1231584220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^2$

素因数の和:607

約数の個数: 72

約数和(自身を含む): 2782057824

約数和(自身を除く): 1550473604

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 269, 370, 460, 538, 740, 851, 1076, 1345, 1702, 2690, 3404, 4255, 5380, 6187, 8510, 9953, 12374, 17020, 19906, 24748, 30935, 39812, 49765, 61870, 72361, 99530, 123740, 144722, 199060, 228919, 289444, 361805, 457838, 723610, 915676, 1144595, 1447220, 1664303, 2289190, 2677357, 3328606, 4578380, 5354714, 6657212, 8321515, 10709428, 13386785, 16643030, 26773570, 33286060, 53547140, 61579211, 123158422, 246316844, 307896055, 615792110, 1231584220]

約数ペア:

[(1, 1231584220), (2, 615792110), (4, 307896055), (5, 246316844), (10, 123158422), (20, 61579211), (23, 53547140), (37, 33286060), (46, 26773570), (74, 16643030), (92, 13386785), (115, 10709428), (148, 8321515), (185, 6657212), (230, 5354714), (269, 4578380), (370, 3328606), (460, 2677357), (538, 2289190), (740, 1664303), (851, 1447220), (1076, 1144595), (1345, 915676), (1702, 723610), (2690, 457838), (3404, 361805), (4255, 289444), (5380, 228919), (6187, 199060), (8510, 144722), (9953, 123740), (12374, 99530), (17020, 72361), (19906, 61870), (24748, 49765), (30935, 39812)]