77421420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{47791}}^1$

素因数の和:47812

約数の個数: 60

約数和(自身を含む): 242878944

約数和(自身を除く): 165457524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 47791, 95582, 143373, 191164, 238955, 286746, 430119, 477910, 573492, 716865, 860238, 955820, 1290357, 1433730, 1720476, 2150595, 2580714, 2867460, 3871071, 4301190, 5161428, 6451785, 7742142, 8602380, 12903570, 15484284, 19355355, 25807140, 38710710, 77421420]

約数ペア:

[(1, 77421420), (2, 38710710), (3, 25807140), (4, 19355355), (5, 15484284), (6, 12903570), (9, 8602380), (10, 7742142), (12, 6451785), (15, 5161428), (18, 4301190), (20, 3871071), (27, 2867460), (30, 2580714), (36, 2150595), (45, 1720476), (54, 1433730), (60, 1290357), (81, 955820), (90, 860238), (108, 716865), (135, 573492), (162, 477910), (180, 430119), (270, 286746), (324, 238955), (405, 191164), (540, 143373), (810, 95582), (1620, 47791)]