210547980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{50857}}^1$

素因数の和:50895

約数の個数: 72

約数和(自身を含む): 666443232

約数和(自身を除く): 455895252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 50857, 101714, 152571, 203428, 254285, 305142, 457713, 508570, 610284, 762855, 915426, 1017140, 1169711, 1525710, 1830852, 2288565, 2339422, 3051420, 3509133, 4577130, 4678844, 5848555, 7018266, 9154260, 10527399, 11697110, 14036532, 17545665, 21054798, 23394220, 35091330, 42109596, 52636995, 70182660, 105273990, 210547980]

約数ペア:

[(1, 210547980), (2, 105273990), (3, 70182660), (4, 52636995), (5, 42109596), (6, 35091330), (9, 23394220), (10, 21054798), (12, 17545665), (15, 14036532), (18, 11697110), (20, 10527399), (23, 9154260), (30, 7018266), (36, 5848555), (45, 4678844), (46, 4577130), (60, 3509133), (69, 3051420), (90, 2339422), (92, 2288565), (115, 1830852), (138, 1525710), (180, 1169711), (207, 1017140), (230, 915426), (276, 762855), (345, 610284), (414, 508570), (460, 457713), (690, 305142), (828, 254285), (1035, 203428), (1380, 152571), (2070, 101714), (4140, 50857)]