644865264

素因数分解:

$2^4\times 3^2\times {\mathrm{4478231}}^1$

素因数の和:4478245

約数の個数: 30

約数和(自身を含む): 1804727496

約数和(自身を除く): 1159862232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 4478231, 8956462, 13434693, 17912924, 26869386, 35825848, 40304079, 53738772, 71651696, 80608158, 107477544, 161216316, 214955088, 322432632, 644865264]

約数ペア:

[(1, 644865264), (2, 322432632), (3, 214955088), (4, 161216316), (6, 107477544), (8, 80608158), (9, 71651696), (12, 53738772), (16, 40304079), (18, 35825848), (24, 26869386), (36, 17912924), (48, 13434693), (72, 8956462), (144, 4478231)]