306997120

素因数分解:

$2^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6571}}^1$

素因数の和:6663

約数の個数: 64

約数和(自身を含む): 744081840

約数和(自身を除く): 437084720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 292, 320, 365, 584, 640, 730, 1168, 1460, 2336, 2920, 4672, 5840, 6571, 9344, 11680, 13142, 23360, 26284, 32855, 46720, 52568, 65710, 105136, 131420, 210272, 262840, 420544, 479683, 525680, 841088, 959366, 1051360, 1918732, 2102720, 2398415, 3837464, 4205440, 4796830, 7674928, 9593660, 15349856, 19187320, 30699712, 38374640, 61399424, 76749280, 153498560, 306997120]

約数ペア:

[(1, 306997120), (2, 153498560), (4, 76749280), (5, 61399424), (8, 38374640), (10, 30699712), (16, 19187320), (20, 15349856), (32, 9593660), (40, 7674928), (64, 4796830), (73, 4205440), (80, 3837464), (128, 2398415), (146, 2102720), (160, 1918732), (292, 1051360), (320, 959366), (365, 841088), (584, 525680), (640, 479683), (730, 420544), (1168, 262840), (1460, 210272), (2336, 131420), (2920, 105136), (4672, 65710), (5840, 52568), (6571, 46720), (9344, 32855), (11680, 26284), (13142, 23360)]