13015920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 40702752

約数和(自身を除く): 27686832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 193, 240, 281, 386, 562, 579, 772, 843, 965, 1124, 1158, 1405, 1544, 1686, 1930, 2248, 2316, 2810, 2895, 3088, 3372, 3860, 4215, 4496, 4632, 5620, 5790, 6744, 7720, 8430, 9264, 11240, 11580, 13488, 15440, 16860, 22480, 23160, 33720, 46320, 54233, 67440, 108466, 162699, 216932, 271165, 325398, 433864, 542330, 650796, 813495, 867728, 1084660, 1301592, 1626990, 2169320, 2603184, 3253980, 4338640, 6507960, 13015920]

約数ペア:

[(1, 13015920), (2, 6507960), (3, 4338640), (4, 3253980), (5, 2603184), (6, 2169320), (8, 1626990), (10, 1301592), (12, 1084660), (15, 867728), (16, 813495), (20, 650796), (24, 542330), (30, 433864), (40, 325398), (48, 271165), (60, 216932), (80, 162699), (120, 108466), (193, 67440), (240, 54233), (281, 46320), (386, 33720), (562, 23160), (579, 22480), (772, 16860), (843, 15440), (965, 13488), (1124, 11580), (1158, 11240), (1405, 9264), (1544, 8430), (1686, 7720), (1930, 6744), (2248, 5790), (2316, 5620), (2810, 4632), (2895, 4496), (3088, 4215), (3372, 3860)]