15222340

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{317}}^1$

素因数の和:354

約数の個数: 60

約数和(自身を含む): 37410156

約数和(自身を除く): 22187816

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 317, 343, 490, 634, 686, 980, 1268, 1372, 1585, 1715, 2219, 2401, 3170, 3430, 4438, 4802, 6340, 6860, 8876, 9604, 11095, 12005, 15533, 22190, 24010, 31066, 44380, 48020, 62132, 77665, 108731, 155330, 217462, 310660, 434924, 543655, 761117, 1087310, 1522234, 2174620, 3044468, 3805585, 7611170, 15222340]

約数ペア:

[(1, 15222340), (2, 7611170), (4, 3805585), (5, 3044468), (7, 2174620), (10, 1522234), (14, 1087310), (20, 761117), (28, 543655), (35, 434924), (49, 310660), (70, 217462), (98, 155330), (140, 108731), (196, 77665), (245, 62132), (317, 48020), (343, 44380), (490, 31066), (634, 24010), (686, 22190), (980, 15533), (1268, 12005), (1372, 11095), (1585, 9604), (1715, 8876), (2219, 6860), (2401, 6340), (3170, 4802), (3430, 4438)]