153667280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1063}}^1$

素因数の和:1228

約数の個数: 80

約数和(自身を含む): 387891840

約数和(自身を除く): 234224560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 139, 208, 260, 278, 520, 556, 695, 1040, 1063, 1112, 1390, 1807, 2126, 2224, 2780, 3614, 4252, 5315, 5560, 7228, 8504, 9035, 10630, 11120, 13819, 14456, 17008, 18070, 21260, 27638, 28912, 36140, 42520, 55276, 69095, 72280, 85040, 110552, 138190, 144560, 147757, 221104, 276380, 295514, 552760, 591028, 738785, 1105520, 1182056, 1477570, 1920841, 2364112, 2955140, 3841682, 5910280, 7683364, 9604205, 11820560, 15366728, 19208410, 30733456, 38416820, 76833640, 153667280]

約数ペア:

[(1, 153667280), (2, 76833640), (4, 38416820), (5, 30733456), (8, 19208410), (10, 15366728), (13, 11820560), (16, 9604205), (20, 7683364), (26, 5910280), (40, 3841682), (52, 2955140), (65, 2364112), (80, 1920841), (104, 1477570), (130, 1182056), (139, 1105520), (208, 738785), (260, 591028), (278, 552760), (520, 295514), (556, 276380), (695, 221104), (1040, 147757), (1063, 144560), (1112, 138190), (1390, 110552), (1807, 85040), (2126, 72280), (2224, 69095), (2780, 55276), (3614, 42520), (4252, 36140), (5315, 28912), (5560, 27638), (7228, 21260), (8504, 18070), (9035, 17008), (10630, 14456), (11120, 13819)]