690721740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{166841}}^1$

素因数の和:166879

約数の個数: 72

約数和(自身を含む): 2186297568

約数和(自身を除く): 1495575828

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, 166841, 333682, 500523, 667364, 834205, 1001046, 1501569, 1668410, 2002092, 2502615, 3003138, 3336820, 3837343, 5005230, 6006276, 7507845, 7674686, 10010460, 11512029, 15015690, 15349372, 19186715, 23024058, 30031380, 34536087, 38373430, 46048116, 57560145, 69072174, 76746860, 115120290, 138144348, 172680435, 230240580, 345360870, 690721740]

約数ペア:

[(1, 690721740), (2, 345360870), (3, 230240580), (4, 172680435), (5, 138144348), (6, 115120290), (9, 76746860), (10, 69072174), (12, 57560145), (15, 46048116), (18, 38373430), (20, 34536087), (23, 30031380), (30, 23024058), (36, 19186715), (45, 15349372), (46, 15015690), (60, 11512029), (69, 10010460), (90, 7674686), (92, 7507845), (115, 6006276), (138, 5005230), (180, 3837343), (207, 3336820), (230, 3003138), (276, 2502615), (345, 2002092), (414, 1668410), (460, 1501569), (690, 1001046), (828, 834205), (1035, 667364), (1380, 500523), (2070, 333682), (4140, 166841)]