320437740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{3361}}^1$

素因数の和:3607

約数の個数: 96

約数和(自身を含む): 1030224384

約数和(自身を除く): 709786644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 227, 420, 454, 681, 908, 1135, 1362, 1589, 2270, 2724, 3178, 3361, 3405, 4540, 4767, 6356, 6722, 6810, 7945, 9534, 10083, 13444, 13620, 15890, 16805, 19068, 20166, 23527, 23835, 31780, 33610, 40332, 47054, 47670, 50415, 67220, 70581, 94108, 95340, 100830, 117635, 141162, 201660, 235270, 282324, 352905, 470540, 705810, 762947, 1411620, 1525894, 2288841, 3051788, 3814735, 4577682, 5340629, 7629470, 9155364, 10681258, 11444205, 15258940, 16021887, 21362516, 22888410, 26703145, 32043774, 45776820, 53406290, 64087548, 80109435, 106812580, 160218870, 320437740]

約数ペア:

[(1, 320437740), (2, 160218870), (3, 106812580), (4, 80109435), (5, 64087548), (6, 53406290), (7, 45776820), (10, 32043774), (12, 26703145), (14, 22888410), (15, 21362516), (20, 16021887), (21, 15258940), (28, 11444205), (30, 10681258), (35, 9155364), (42, 7629470), (60, 5340629), (70, 4577682), (84, 3814735), (105, 3051788), (140, 2288841), (210, 1525894), (227, 1411620), (420, 762947), (454, 705810), (681, 470540), (908, 352905), (1135, 282324), (1362, 235270), (1589, 201660), (2270, 141162), (2724, 117635), (3178, 100830), (3361, 95340), (3405, 94108), (4540, 70581), (4767, 67220), (6356, 50415), (6722, 47670), (6810, 47054), (7945, 40332), (9534, 33610), (10083, 31780), (13444, 23835), (13620, 23527), (15890, 20166), (16805, 19068)]