28369980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:616

約数の個数: 96

約数和(自身を含む): 89268480

約数和(自身を除く): 60898500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 107, 108, 135, 180, 214, 270, 321, 428, 491, 535, 540, 642, 963, 982, 1070, 1284, 1473, 1605, 1926, 1964, 2140, 2455, 2889, 2946, 3210, 3852, 4419, 4815, 4910, 5778, 5892, 6420, 7365, 8838, 9630, 9820, 11556, 13257, 14445, 14730, 17676, 19260, 22095, 26514, 28890, 29460, 44190, 52537, 53028, 57780, 66285, 88380, 105074, 132570, 157611, 210148, 262685, 265140, 315222, 472833, 525370, 630444, 788055, 945666, 1050740, 1418499, 1576110, 1891332, 2364165, 2836998, 3152220, 4728330, 5673996, 7092495, 9456660, 14184990, 28369980]

約数ペア:

[(1, 28369980), (2, 14184990), (3, 9456660), (4, 7092495), (5, 5673996), (6, 4728330), (9, 3152220), (10, 2836998), (12, 2364165), (15, 1891332), (18, 1576110), (20, 1418499), (27, 1050740), (30, 945666), (36, 788055), (45, 630444), (54, 525370), (60, 472833), (90, 315222), (107, 265140), (108, 262685), (135, 210148), (180, 157611), (214, 132570), (270, 105074), (321, 88380), (428, 66285), (491, 57780), (535, 53028), (540, 52537), (642, 44190), (963, 29460), (982, 28890), (1070, 26514), (1284, 22095), (1473, 19260), (1605, 17676), (1926, 14730), (1964, 14445), (2140, 13257), (2455, 11556), (2889, 9820), (2946, 9630), (3210, 8838), (3852, 7365), (4419, 6420), (4815, 5892), (4910, 5778)]