520199676

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{271}}^1\times {\mathrm{751}}^1$

素因数の和:1103

約数の個数: 72

約数和(自身を含む): 1340172288

約数和(自身を除く): 819972612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 271, 284, 426, 542, 639, 751, 813, 852, 1084, 1278, 1502, 1626, 2253, 2439, 2556, 3004, 3252, 4506, 4878, 6759, 9012, 9756, 13518, 19241, 27036, 38482, 53321, 57723, 76964, 106642, 115446, 159963, 173169, 203521, 213284, 230892, 319926, 346338, 407042, 479889, 610563, 639852, 692676, 814084, 959778, 1221126, 1831689, 1919556, 2442252, 3663378, 7326756, 14449991, 28899982, 43349973, 57799964, 86699946, 130049919, 173399892, 260099838, 520199676]

約数ペア:

[(1, 520199676), (2, 260099838), (3, 173399892), (4, 130049919), (6, 86699946), (9, 57799964), (12, 43349973), (18, 28899982), (36, 14449991), (71, 7326756), (142, 3663378), (213, 2442252), (271, 1919556), (284, 1831689), (426, 1221126), (542, 959778), (639, 814084), (751, 692676), (813, 639852), (852, 610563), (1084, 479889), (1278, 407042), (1502, 346338), (1626, 319926), (2253, 230892), (2439, 213284), (2556, 203521), (3004, 173169), (3252, 159963), (4506, 115446), (4878, 106642), (6759, 76964), (9012, 57723), (9756, 53321), (13518, 38482), (19241, 27036)]