30444680

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{317}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 80164620

約数和(自身を除く): 49719940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 317, 343, 392, 490, 634, 686, 980, 1268, 1372, 1585, 1715, 1960, 2219, 2401, 2536, 2744, 3170, 3430, 4438, 4802, 6340, 6860, 8876, 9604, 11095, 12005, 12680, 13720, 15533, 17752, 19208, 22190, 24010, 31066, 44380, 48020, 62132, 77665, 88760, 96040, 108731, 124264, 155330, 217462, 310660, 434924, 543655, 621320, 761117, 869848, 1087310, 1522234, 2174620, 3044468, 3805585, 4349240, 6088936, 7611170, 15222340, 30444680]

約数ペア:

[(1, 30444680), (2, 15222340), (4, 7611170), (5, 6088936), (7, 4349240), (8, 3805585), (10, 3044468), (14, 2174620), (20, 1522234), (28, 1087310), (35, 869848), (40, 761117), (49, 621320), (56, 543655), (70, 434924), (98, 310660), (140, 217462), (196, 155330), (245, 124264), (280, 108731), (317, 96040), (343, 88760), (392, 77665), (490, 62132), (634, 48020), (686, 44380), (980, 31066), (1268, 24010), (1372, 22190), (1585, 19208), (1715, 17752), (1960, 15533), (2219, 13720), (2401, 12680), (2536, 12005), (2744, 11095), (3170, 9604), (3430, 8876), (4438, 6860), (4802, 6340)]