407170640

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{617}}^1$

素因数の和:816

約数の個数: 80

約数和(自身を含む): 969701328

約数和(自身を除く): 562530688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 113, 146, 226, 292, 365, 452, 565, 584, 617, 730, 904, 1130, 1168, 1234, 1460, 1808, 2260, 2468, 2920, 3085, 4520, 4936, 5840, 6170, 8249, 9040, 9872, 12340, 16498, 24680, 32996, 41245, 45041, 49360, 65992, 69721, 82490, 90082, 131984, 139442, 164980, 180164, 225205, 278884, 329960, 348605, 360328, 450410, 557768, 659920, 697210, 720656, 900820, 1115536, 1394420, 1801640, 2788840, 3603280, 5089633, 5577680, 10179266, 20358532, 25448165, 40717064, 50896330, 81434128, 101792660, 203585320, 407170640]

約数ペア:

[(1, 407170640), (2, 203585320), (4, 101792660), (5, 81434128), (8, 50896330), (10, 40717064), (16, 25448165), (20, 20358532), (40, 10179266), (73, 5577680), (80, 5089633), (113, 3603280), (146, 2788840), (226, 1801640), (292, 1394420), (365, 1115536), (452, 900820), (565, 720656), (584, 697210), (617, 659920), (730, 557768), (904, 450410), (1130, 360328), (1168, 348605), (1234, 329960), (1460, 278884), (1808, 225205), (2260, 180164), (2468, 164980), (2920, 139442), (3085, 131984), (4520, 90082), (4936, 82490), (5840, 69721), (6170, 65992), (8249, 49360), (9040, 45041), (9872, 41245), (12340, 32996), (16498, 24680)]