209468040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{10709}}^1$

素因数の和:10886

約数の個数: 64

約数和(自身を含む): 632318400

約数和(自身を除く): 422850360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 3260, 3912, 4890, 6520, 9780, 10709, 19560, 21418, 32127, 42836, 53545, 64254, 85672, 107090, 128508, 160635, 214180, 257016, 321270, 428360, 642540, 1285080, 1745567, 3491134, 5236701, 6982268, 8727835, 10473402, 13964536, 17455670, 20946804, 26183505, 34911340, 41893608, 52367010, 69822680, 104734020, 209468040]

約数ペア:

[(1, 209468040), (2, 104734020), (3, 69822680), (4, 52367010), (5, 41893608), (6, 34911340), (8, 26183505), (10, 20946804), (12, 17455670), (15, 13964536), (20, 10473402), (24, 8727835), (30, 6982268), (40, 5236701), (60, 3491134), (120, 1745567), (163, 1285080), (326, 642540), (489, 428360), (652, 321270), (815, 257016), (978, 214180), (1304, 160635), (1630, 128508), (1956, 107090), (2445, 85672), (3260, 64254), (3912, 53545), (4890, 42836), (6520, 32127), (9780, 21418), (10709, 19560)]