72974320

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3391}}^1$

素因数の和:3673

約数の個数: 40

約数和(自身を含む): 170346240

約数和(自身を除く): 97371920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 3391, 4304, 5380, 6782, 10760, 13564, 16955, 21520, 27128, 33910, 54256, 67820, 135640, 271280, 912179, 1824358, 3648716, 4560895, 7297432, 9121790, 14594864, 18243580, 36487160, 72974320]

約数ペア:

[(1, 72974320), (2, 36487160), (4, 18243580), (5, 14594864), (8, 9121790), (10, 7297432), (16, 4560895), (20, 3648716), (40, 1824358), (80, 912179), (269, 271280), (538, 135640), (1076, 67820), (1345, 54256), (2152, 33910), (2690, 27128), (3391, 21520), (4304, 16955), (5380, 13564), (6782, 10760)]