31117290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 79004160

約数和(自身を除く): 47886870

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 47, 58, 87, 94, 141, 145, 174, 235, 282, 290, 435, 470, 705, 761, 870, 1363, 1410, 1522, 2283, 2726, 3805, 4089, 4566, 6815, 7610, 8178, 11415, 13630, 20445, 22069, 22830, 35767, 40890, 44138, 66207, 71534, 107301, 110345, 132414, 178835, 214602, 220690, 331035, 357670, 536505, 662070, 1037243, 1073010, 2074486, 3111729, 5186215, 6223458, 10372430, 15558645, 31117290]

約数ペア:

[(1, 31117290), (2, 15558645), (3, 10372430), (5, 6223458), (6, 5186215), (10, 3111729), (15, 2074486), (29, 1073010), (30, 1037243), (47, 662070), (58, 536505), (87, 357670), (94, 331035), (141, 220690), (145, 214602), (174, 178835), (235, 132414), (282, 110345), (290, 107301), (435, 71534), (470, 66207), (705, 44138), (761, 40890), (870, 35767), (1363, 22830), (1410, 22069), (1522, 20445), (2283, 13630), (2726, 11415), (3805, 8178), (4089, 7610), (4566, 6815)]