178115820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{2731}}^1$

素因数の和:3830

約数の個数: 48

約数和(自身を含む): 499365888

約数和(自身を除く): 321250068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1087, 2174, 2731, 3261, 4348, 5435, 5462, 6522, 8193, 10870, 10924, 13044, 13655, 16305, 16386, 21740, 27310, 32610, 32772, 40965, 54620, 65220, 81930, 163860, 2968597, 5937194, 8905791, 11874388, 14842985, 17811582, 29685970, 35623164, 44528955, 59371940, 89057910, 178115820]

約数ペア:

[(1, 178115820), (2, 89057910), (3, 59371940), (4, 44528955), (5, 35623164), (6, 29685970), (10, 17811582), (12, 14842985), (15, 11874388), (20, 8905791), (30, 5937194), (60, 2968597), (1087, 163860), (2174, 81930), (2731, 65220), (3261, 54620), (4348, 40965), (5435, 32772), (5462, 32610), (6522, 27310), (8193, 21740), (10870, 16386), (10924, 16305), (13044, 13655)]