81217008

素因数分解:

$2^4\times 3^2\times {\mathrm{127}}^1\times {\mathrm{4441}}^1$

素因数の和:4582

約数の個数: 60

約数和(自身を含む): 229136128

約数和(自身を除く): 147919120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 127, 144, 254, 381, 508, 762, 1016, 1143, 1524, 2032, 2286, 3048, 4441, 4572, 6096, 8882, 9144, 13323, 17764, 18288, 26646, 35528, 39969, 53292, 71056, 79938, 106584, 159876, 213168, 319752, 564007, 639504, 1128014, 1692021, 2256028, 3384042, 4512056, 5076063, 6768084, 9024112, 10152126, 13536168, 20304252, 27072336, 40608504, 81217008]

約数ペア:

[(1, 81217008), (2, 40608504), (3, 27072336), (4, 20304252), (6, 13536168), (8, 10152126), (9, 9024112), (12, 6768084), (16, 5076063), (18, 4512056), (24, 3384042), (36, 2256028), (48, 1692021), (72, 1128014), (127, 639504), (144, 564007), (254, 319752), (381, 213168), (508, 159876), (762, 106584), (1016, 79938), (1143, 71056), (1524, 53292), (2032, 39969), (2286, 35528), (3048, 26646), (4441, 18288), (4572, 17764), (6096, 13323), (8882, 9144)]