64639470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{971}}^1$

素因数の和:1305

約数の個数: 64

約数和(自身を含む): 178039296

約数和(自身を除く): 113399826

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 317, 634, 951, 971, 1585, 1902, 1942, 2219, 2913, 3170, 4438, 4755, 4855, 5826, 6657, 6797, 9510, 9710, 11095, 13314, 13594, 14565, 20391, 22190, 29130, 33285, 33985, 40782, 66570, 67970, 101955, 203910, 307807, 615614, 923421, 1539035, 1846842, 2154649, 3078070, 4309298, 4617105, 6463947, 9234210, 10773245, 12927894, 21546490, 32319735, 64639470]

約数ペア:

[(1, 64639470), (2, 32319735), (3, 21546490), (5, 12927894), (6, 10773245), (7, 9234210), (10, 6463947), (14, 4617105), (15, 4309298), (21, 3078070), (30, 2154649), (35, 1846842), (42, 1539035), (70, 923421), (105, 615614), (210, 307807), (317, 203910), (634, 101955), (951, 67970), (971, 66570), (1585, 40782), (1902, 33985), (1942, 33285), (2219, 29130), (2913, 22190), (3170, 20391), (4438, 14565), (4755, 13594), (4855, 13314), (5826, 11095), (6657, 9710), (6797, 9510)]