248473620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9931}}^1$

素因数の和:10085

約数の個数: 72

約数和(自身を含む): 759202080

約数和(自身を除く): 510728460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 6255, 8340, 9931, 12510, 19862, 25020, 29793, 39724, 49655, 59586, 89379, 99310, 119172, 148965, 178758, 198620, 297930, 357516, 446895, 595860, 893790, 1380409, 1787580, 2760818, 4141227, 5521636, 6902045, 8282454, 12423681, 13804090, 16564908, 20706135, 24847362, 27608180, 41412270, 49694724, 62118405, 82824540, 124236810, 248473620]

約数ペア:

[(1, 248473620), (2, 124236810), (3, 82824540), (4, 62118405), (5, 49694724), (6, 41412270), (9, 27608180), (10, 24847362), (12, 20706135), (15, 16564908), (18, 13804090), (20, 12423681), (30, 8282454), (36, 6902045), (45, 5521636), (60, 4141227), (90, 2760818), (139, 1787580), (180, 1380409), (278, 893790), (417, 595860), (556, 446895), (695, 357516), (834, 297930), (1251, 198620), (1390, 178758), (1668, 148965), (2085, 119172), (2502, 99310), (2780, 89379), (4170, 59586), (5004, 49655), (6255, 39724), (8340, 29793), (9931, 25020), (12510, 19862)]