15396780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{5237}}^1$

素因数の和:5263

約数の個数: 72

約数和(自身を含む): 50159088

約数和(自身を除く): 34762308

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, 5237, 10474, 15711, 20948, 26185, 31422, 36659, 52370, 62844, 73318, 78555, 104740, 109977, 146636, 157110, 183295, 219954, 256613, 314220, 366590, 439908, 513226, 549885, 733180, 769839, 1026452, 1099770, 1283065, 1539678, 2199540, 2566130, 3079356, 3849195, 5132260, 7698390, 15396780]

約数ペア:

[(1, 15396780), (2, 7698390), (3, 5132260), (4, 3849195), (5, 3079356), (6, 2566130), (7, 2199540), (10, 1539678), (12, 1283065), (14, 1099770), (15, 1026452), (20, 769839), (21, 733180), (28, 549885), (30, 513226), (35, 439908), (42, 366590), (49, 314220), (60, 256613), (70, 219954), (84, 183295), (98, 157110), (105, 146636), (140, 109977), (147, 104740), (196, 78555), (210, 73318), (245, 62844), (294, 52370), (420, 36659), (490, 31422), (588, 26185), (735, 20948), (980, 15711), (1470, 10474), (2940, 5237)]