87914220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^2$

素因数の和:447

約数の個数: 72

約数和(自身を含む): 254089584

約数和(自身を除く): 166175364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 199, 222, 370, 398, 444, 555, 597, 740, 796, 995, 1110, 1194, 1990, 2220, 2388, 2985, 3980, 5970, 7363, 11940, 14726, 22089, 29452, 36815, 39601, 44178, 73630, 79202, 88356, 110445, 118803, 147260, 158404, 198005, 220890, 237606, 396010, 441780, 475212, 594015, 792020, 1188030, 1465237, 2376060, 2930474, 4395711, 5860948, 7326185, 8791422, 14652370, 17582844, 21978555, 29304740, 43957110, 87914220]

約数ペア:

[(1, 87914220), (2, 43957110), (3, 29304740), (4, 21978555), (5, 17582844), (6, 14652370), (10, 8791422), (12, 7326185), (15, 5860948), (20, 4395711), (30, 2930474), (37, 2376060), (60, 1465237), (74, 1188030), (111, 792020), (148, 594015), (185, 475212), (199, 441780), (222, 396010), (370, 237606), (398, 220890), (444, 198005), (555, 158404), (597, 147260), (740, 118803), (796, 110445), (995, 88356), (1110, 79202), (1194, 73630), (1990, 44178), (2220, 39601), (2388, 36815), (2985, 29452), (3980, 22089), (5970, 14726), (7363, 11940)]