15209530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 33251328

約数和(自身を除く): 18041798

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 43, 62, 70, 86, 155, 163, 215, 217, 301, 310, 326, 430, 434, 602, 815, 1085, 1141, 1333, 1505, 1630, 2170, 2282, 2666, 3010, 5053, 5705, 6665, 7009, 9331, 10106, 11410, 13330, 14018, 18662, 25265, 35045, 35371, 46655, 49063, 50530, 70090, 70742, 93310, 98126, 176855, 217279, 245315, 353710, 434558, 490630, 1086395, 1520953, 2172790, 3041906, 7604765, 15209530]

約数ペア:

[(1, 15209530), (2, 7604765), (5, 3041906), (7, 2172790), (10, 1520953), (14, 1086395), (31, 490630), (35, 434558), (43, 353710), (62, 245315), (70, 217279), (86, 176855), (155, 98126), (163, 93310), (215, 70742), (217, 70090), (301, 50530), (310, 49063), (326, 46655), (430, 35371), (434, 35045), (602, 25265), (815, 18662), (1085, 14018), (1141, 13330), (1333, 11410), (1505, 10106), (1630, 9331), (2170, 7009), (2282, 6665), (2666, 5705), (3010, 5053)]