15465380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 38763648

約数和(自身を除く): 23298268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 367, 430, 490, 602, 734, 860, 980, 1204, 1468, 1505, 1835, 2107, 2569, 3010, 3670, 4214, 5138, 6020, 7340, 8428, 10276, 10535, 12845, 15781, 17983, 21070, 25690, 31562, 35966, 42140, 51380, 63124, 71932, 78905, 89915, 110467, 157810, 179830, 220934, 315620, 359660, 441868, 552335, 773269, 1104670, 1546538, 2209340, 3093076, 3866345, 7732690, 15465380]

約数ペア:

[(1, 15465380), (2, 7732690), (4, 3866345), (5, 3093076), (7, 2209340), (10, 1546538), (14, 1104670), (20, 773269), (28, 552335), (35, 441868), (43, 359660), (49, 315620), (70, 220934), (86, 179830), (98, 157810), (140, 110467), (172, 89915), (196, 78905), (215, 71932), (245, 63124), (301, 51380), (367, 42140), (430, 35966), (490, 31562), (602, 25690), (734, 21070), (860, 17983), (980, 15781), (1204, 12845), (1468, 10535), (1505, 10276), (1835, 8428), (2107, 7340), (2569, 6020), (3010, 5138), (3670, 4214)]