66426660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19423}}^1$

素因数の和:19457

約数の個数: 72

約数和(自身を含む): 212110080

約数和(自身を除く): 145683420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 19423, 38846, 58269, 77692, 97115, 116538, 174807, 194230, 233076, 291345, 349614, 369037, 388460, 582690, 699228, 738074, 874035, 1107111, 1165380, 1476148, 1748070, 1845185, 2214222, 3321333, 3496140, 3690370, 4428444, 5535555, 6642666, 7380740, 11071110, 13285332, 16606665, 22142220, 33213330, 66426660]

約数ペア:

[(1, 66426660), (2, 33213330), (3, 22142220), (4, 16606665), (5, 13285332), (6, 11071110), (9, 7380740), (10, 6642666), (12, 5535555), (15, 4428444), (18, 3690370), (19, 3496140), (20, 3321333), (30, 2214222), (36, 1845185), (38, 1748070), (45, 1476148), (57, 1165380), (60, 1107111), (76, 874035), (90, 738074), (95, 699228), (114, 582690), (171, 388460), (180, 369037), (190, 349614), (228, 291345), (285, 233076), (342, 194230), (380, 174807), (570, 116538), (684, 97115), (855, 77692), (1140, 58269), (1710, 38846), (3420, 19423)]