77503860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61511}}^1$

素因数の和:61533

約数の個数: 72

約数和(自身を含む): 268684416

約数和(自身を除く): 191180556

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 61511, 123022, 184533, 246044, 307555, 369066, 430577, 553599, 615110, 738132, 861154, 922665, 1107198, 1230220, 1291731, 1722308, 1845330, 2152885, 2214396, 2583462, 2767995, 3690660, 3875193, 4305770, 5166924, 5535990, 6458655, 7750386, 8611540, 11071980, 12917310, 15500772, 19375965, 25834620, 38751930, 77503860]

約数ペア:

[(1, 77503860), (2, 38751930), (3, 25834620), (4, 19375965), (5, 15500772), (6, 12917310), (7, 11071980), (9, 8611540), (10, 7750386), (12, 6458655), (14, 5535990), (15, 5166924), (18, 4305770), (20, 3875193), (21, 3690660), (28, 2767995), (30, 2583462), (35, 2214396), (36, 2152885), (42, 1845330), (45, 1722308), (60, 1291731), (63, 1230220), (70, 1107198), (84, 922665), (90, 861154), (105, 738132), (126, 615110), (140, 553599), (180, 430577), (210, 369066), (252, 307555), (315, 246044), (420, 184533), (630, 123022), (1260, 61511)]