51459660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{40841}}^1$

素因数の和:40863

約数の個数: 72

約数和(自身を含む): 178397856

約数和(自身を除く): 126938196

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, 40841, 81682, 122523, 163364, 204205, 245046, 285887, 367569, 408410, 490092, 571774, 612615, 735138, 816820, 857661, 1143548, 1225230, 1429435, 1470276, 1715322, 1837845, 2450460, 2572983, 2858870, 3430644, 3675690, 4288305, 5145966, 5717740, 7351380, 8576610, 10291932, 12864915, 17153220, 25729830, 51459660]

約数ペア:

[(1, 51459660), (2, 25729830), (3, 17153220), (4, 12864915), (5, 10291932), (6, 8576610), (7, 7351380), (9, 5717740), (10, 5145966), (12, 4288305), (14, 3675690), (15, 3430644), (18, 2858870), (20, 2572983), (21, 2450460), (28, 1837845), (30, 1715322), (35, 1470276), (36, 1429435), (42, 1225230), (45, 1143548), (60, 857661), (63, 816820), (70, 735138), (84, 612615), (90, 571774), (105, 490092), (126, 408410), (140, 367569), (180, 285887), (210, 245046), (252, 204205), (315, 163364), (420, 122523), (630, 81682), (1260, 40841)]