69666660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{55291}}^1$

素因数の和:55313

約数の個数: 72

約数和(自身を含む): 241515456

約数和(自身を除く): 171848796

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, 55291, 110582, 165873, 221164, 276455, 331746, 387037, 497619, 552910, 663492, 774074, 829365, 995238, 1105820, 1161111, 1548148, 1658730, 1935185, 1990476, 2322222, 2488095, 3317460, 3483333, 3870370, 4644444, 4976190, 5805555, 6966666, 7740740, 9952380, 11611110, 13933332, 17416665, 23222220, 34833330, 69666660]

約数ペア:

[(1, 69666660), (2, 34833330), (3, 23222220), (4, 17416665), (5, 13933332), (6, 11611110), (7, 9952380), (9, 7740740), (10, 6966666), (12, 5805555), (14, 4976190), (15, 4644444), (18, 3870370), (20, 3483333), (21, 3317460), (28, 2488095), (30, 2322222), (35, 1990476), (36, 1935185), (42, 1658730), (45, 1548148), (60, 1161111), (63, 1105820), (70, 995238), (84, 829365), (90, 774074), (105, 663492), (126, 552910), (140, 497619), (180, 387037), (210, 331746), (252, 276455), (315, 221164), (420, 165873), (630, 110582), (1260, 55291)]