71917860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{171233}}^1$

素因数の和:171252

約数の個数: 48

約数和(自身を含む): 230138496

約数和(自身を除く): 158220636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 171233, 342466, 513699, 684932, 856165, 1027398, 1198631, 1712330, 2054796, 2397262, 2568495, 3424660, 3595893, 4794524, 5136990, 5993155, 7191786, 10273980, 11986310, 14383572, 17979465, 23972620, 35958930, 71917860]

約数ペア:

[(1, 71917860), (2, 35958930), (3, 23972620), (4, 17979465), (5, 14383572), (6, 11986310), (7, 10273980), (10, 7191786), (12, 5993155), (14, 5136990), (15, 4794524), (20, 3595893), (21, 3424660), (28, 2568495), (30, 2397262), (35, 2054796), (42, 1712330), (60, 1198631), (70, 1027398), (84, 856165), (105, 684932), (140, 513699), (210, 342466), (420, 171233)]