520066620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{19391}}^1$

素因数の和:19555

約数の個数: 72

約数和(自身を含む): 1588204800

約数和(自身を除く): 1068138180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2980, 4470, 5364, 6705, 8940, 13410, 19391, 26820, 38782, 58173, 77564, 96955, 116346, 174519, 193910, 232692, 290865, 349038, 387820, 581730, 698076, 872595, 1163460, 1745190, 2889259, 3490380, 5778518, 8667777, 11557036, 14446295, 17335554, 26003331, 28892590, 34671108, 43338885, 52006662, 57785180, 86677770, 104013324, 130016655, 173355540, 260033310, 520066620]

約数ペア:

[(1, 520066620), (2, 260033310), (3, 173355540), (4, 130016655), (5, 104013324), (6, 86677770), (9, 57785180), (10, 52006662), (12, 43338885), (15, 34671108), (18, 28892590), (20, 26003331), (30, 17335554), (36, 14446295), (45, 11557036), (60, 8667777), (90, 5778518), (149, 3490380), (180, 2889259), (298, 1745190), (447, 1163460), (596, 872595), (745, 698076), (894, 581730), (1341, 387820), (1490, 349038), (1788, 290865), (2235, 232692), (2682, 193910), (2980, 174519), (4470, 116346), (5364, 96955), (6705, 77564), (8940, 58173), (13410, 38782), (19391, 26820)]