206765720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13933}}^1$

素因数の和:14004

約数の個数: 64

約数和(自身を含む): 541753920

約数和(自身を除く): 334988200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 13933, 14840, 27866, 55732, 69665, 97531, 111464, 139330, 195062, 278660, 390124, 487655, 557320, 738449, 780248, 975310, 1476898, 1950620, 2953796, 3692245, 3901240, 5169143, 5907592, 7384490, 10338286, 14768980, 20676572, 25845715, 29537960, 41353144, 51691430, 103382860, 206765720]

約数ペア:

[(1, 206765720), (2, 103382860), (4, 51691430), (5, 41353144), (7, 29537960), (8, 25845715), (10, 20676572), (14, 14768980), (20, 10338286), (28, 7384490), (35, 5907592), (40, 5169143), (53, 3901240), (56, 3692245), (70, 2953796), (106, 1950620), (140, 1476898), (212, 975310), (265, 780248), (280, 738449), (371, 557320), (424, 487655), (530, 390124), (742, 278660), (1060, 195062), (1484, 139330), (1855, 111464), (2120, 97531), (2968, 69665), (3710, 55732), (7420, 27866), (13933, 14840)]