278928120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{22567}}^1$

素因数の和:22684

約数の個数: 64

約数和(自身を含む): 844945920

約数和(自身を除く): 566017800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2472, 3090, 4120, 6180, 12360, 22567, 45134, 67701, 90268, 112835, 135402, 180536, 225670, 270804, 338505, 451340, 541608, 677010, 902680, 1354020, 2324401, 2708040, 4648802, 6973203, 9297604, 11622005, 13946406, 18595208, 23244010, 27892812, 34866015, 46488020, 55785624, 69732030, 92976040, 139464060, 278928120]

約数ペア:

[(1, 278928120), (2, 139464060), (3, 92976040), (4, 69732030), (5, 55785624), (6, 46488020), (8, 34866015), (10, 27892812), (12, 23244010), (15, 18595208), (20, 13946406), (24, 11622005), (30, 9297604), (40, 6973203), (60, 4648802), (103, 2708040), (120, 2324401), (206, 1354020), (309, 902680), (412, 677010), (515, 541608), (618, 451340), (824, 338505), (1030, 270804), (1236, 225670), (1545, 180536), (2060, 135402), (2472, 112835), (3090, 90268), (4120, 67701), (6180, 45134), (12360, 22567)]