81659376

素因数分解:

$2^4\times 3^2\times {\mathrm{191}}^1\times {\mathrm{2969}}^1$

素因数の和:3174

約数の個数: 60

約数和(自身を含む): 229806720

約数和(自身を除く): 148147344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 191, 382, 573, 764, 1146, 1528, 1719, 2292, 2969, 3056, 3438, 4584, 5938, 6876, 8907, 9168, 11876, 13752, 17814, 23752, 26721, 27504, 35628, 47504, 53442, 71256, 106884, 142512, 213768, 427536, 567079, 1134158, 1701237, 2268316, 3402474, 4536632, 5103711, 6804948, 9073264, 10207422, 13609896, 20414844, 27219792, 40829688, 81659376]

約数ペア:

[(1, 81659376), (2, 40829688), (3, 27219792), (4, 20414844), (6, 13609896), (8, 10207422), (9, 9073264), (12, 6804948), (16, 5103711), (18, 4536632), (24, 3402474), (36, 2268316), (48, 1701237), (72, 1134158), (144, 567079), (191, 427536), (382, 213768), (573, 142512), (764, 106884), (1146, 71256), (1528, 53442), (1719, 47504), (2292, 35628), (2969, 27504), (3056, 26721), (3438, 23752), (4584, 17814), (5938, 13752), (6876, 11876), (8907, 9168)]