51495660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3919}}^1$

素因数の和:4007

約数の個数: 72

約数和(自身を含む): 158383680

約数和(自身を除く): 106888020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 3919, 4380, 6570, 7838, 11757, 13140, 15676, 19595, 23514, 35271, 39190, 47028, 58785, 70542, 78380, 117570, 141084, 176355, 235140, 286087, 352710, 572174, 705420, 858261, 1144348, 1430435, 1716522, 2574783, 2860870, 3433044, 4291305, 5149566, 5721740, 8582610, 10299132, 12873915, 17165220, 25747830, 51495660]

約数ペア:

[(1, 51495660), (2, 25747830), (3, 17165220), (4, 12873915), (5, 10299132), (6, 8582610), (9, 5721740), (10, 5149566), (12, 4291305), (15, 3433044), (18, 2860870), (20, 2574783), (30, 1716522), (36, 1430435), (45, 1144348), (60, 858261), (73, 705420), (90, 572174), (146, 352710), (180, 286087), (219, 235140), (292, 176355), (365, 141084), (438, 117570), (657, 78380), (730, 70542), (876, 58785), (1095, 47028), (1314, 39190), (1460, 35271), (2190, 23514), (2628, 19595), (3285, 15676), (3919, 13140), (4380, 11757), (6570, 7838)]