15249390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 40122432

約数和(自身を除く): 24873042

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 61, 65, 78, 122, 130, 183, 195, 305, 366, 390, 610, 641, 793, 915, 1282, 1586, 1830, 1923, 2379, 3205, 3846, 3965, 4758, 6410, 7930, 8333, 9615, 11895, 16666, 19230, 23790, 24999, 39101, 41665, 49998, 78202, 83330, 117303, 124995, 195505, 234606, 249990, 391010, 508313, 586515, 1016626, 1173030, 1524939, 2541565, 3049878, 5083130, 7624695, 15249390]

約数ペア:

[(1, 15249390), (2, 7624695), (3, 5083130), (5, 3049878), (6, 2541565), (10, 1524939), (13, 1173030), (15, 1016626), (26, 586515), (30, 508313), (39, 391010), (61, 249990), (65, 234606), (78, 195505), (122, 124995), (130, 117303), (183, 83330), (195, 78202), (305, 49998), (366, 41665), (390, 39101), (610, 24999), (641, 23790), (793, 19230), (915, 16666), (1282, 11895), (1586, 9615), (1830, 8333), (1923, 7930), (2379, 6410), (3205, 4758), (3846, 3965)]