149497928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 306504000

約数和(自身を除く): 157006072

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 89, 152, 172, 178, 257, 344, 356, 514, 712, 817, 1028, 1634, 1691, 2056, 3268, 3382, 3827, 4883, 6536, 6764, 7654, 9766, 11051, 13528, 15308, 19532, 22102, 22873, 30616, 39064, 44204, 45746, 72713, 88408, 91492, 145426, 182984, 209969, 290852, 419938, 434587, 581704, 839876, 869174, 983539, 1679752, 1738348, 1967078, 3476696, 3934156, 7868312, 18687241, 37374482, 74748964, 149497928]

約数ペア:

[(1, 149497928), (2, 74748964), (4, 37374482), (8, 18687241), (19, 7868312), (38, 3934156), (43, 3476696), (76, 1967078), (86, 1738348), (89, 1679752), (152, 983539), (172, 869174), (178, 839876), (257, 581704), (344, 434587), (356, 419938), (514, 290852), (712, 209969), (817, 182984), (1028, 145426), (1634, 91492), (1691, 88408), (2056, 72713), (3268, 45746), (3382, 44204), (3827, 39064), (4883, 30616), (6536, 22873), (6764, 22102), (7654, 19532), (9766, 15308), (11051, 13528)]