15914220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{5413}}^1$

素因数の和:5439

約数の個数: 72

約数和(自身を含む): 51844464

約数和(自身を除く): 35930244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 5413, 10826, 16239, 21652, 27065, 32478, 37891, 54130, 64956, 75782, 81195, 108260, 113673, 151564, 162390, 189455, 227346, 265237, 324780, 378910, 454692, 530474, 568365, 757820, 795711, 1060948, 1136730, 1326185, 1591422, 2273460, 2652370, 3182844, 3978555, 5304740, 7957110, 15914220]

約数ペア:

[(1, 15914220), (2, 7957110), (3, 5304740), (4, 3978555), (5, 3182844), (6, 2652370), (7, 2273460), (10, 1591422), (12, 1326185), (14, 1136730), (15, 1060948), (20, 795711), (21, 757820), (28, 568365), (30, 530474), (35, 454692), (42, 378910), (49, 324780), (60, 265237), (70, 227346), (84, 189455), (98, 162390), (105, 151564), (140, 113673), (147, 108260), (196, 81195), (210, 75782), (245, 64956), (294, 54130), (420, 37891), (490, 32478), (588, 27065), (735, 21652), (980, 16239), (1470, 10826), (2940, 5413)]