240181488

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:627

約数の個数: 120

約数和(自身を含む): 697931520

約数和(自身を除く): 457750032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 79, 86, 129, 144, 158, 172, 237, 258, 316, 344, 387, 474, 491, 516, 632, 688, 711, 774, 948, 982, 1032, 1264, 1422, 1473, 1548, 1896, 1964, 2064, 2844, 2946, 3096, 3397, 3792, 3928, 4419, 5688, 5892, 6192, 6794, 7856, 8838, 10191, 11376, 11784, 13588, 17676, 20382, 21113, 23568, 27176, 30573, 35352, 38789, 40764, 42226, 54352, 61146, 63339, 70704, 77578, 81528, 84452, 116367, 122292, 126678, 155156, 163056, 168904, 190017, 232734, 244584, 253356, 310312, 337808, 349101, 380034, 465468, 489168, 506712, 620624, 698202, 760068, 930936, 1013424, 1396404, 1520136, 1667927, 1861872, 2792808, 3040272, 3335854, 5003781, 5585616, 6671708, 10007562, 13343416, 15011343, 20015124, 26686832, 30022686, 40030248, 60045372, 80060496, 120090744, 240181488]

約数ペア:

[(1, 240181488), (2, 120090744), (3, 80060496), (4, 60045372), (6, 40030248), (8, 30022686), (9, 26686832), (12, 20015124), (16, 15011343), (18, 13343416), (24, 10007562), (36, 6671708), (43, 5585616), (48, 5003781), (72, 3335854), (79, 3040272), (86, 2792808), (129, 1861872), (144, 1667927), (158, 1520136), (172, 1396404), (237, 1013424), (258, 930936), (316, 760068), (344, 698202), (387, 620624), (474, 506712), (491, 489168), (516, 465468), (632, 380034), (688, 349101), (711, 337808), (774, 310312), (948, 253356), (982, 244584), (1032, 232734), (1264, 190017), (1422, 168904), (1473, 163056), (1548, 155156), (1896, 126678), (1964, 122292), (2064, 116367), (2844, 84452), (2946, 81528), (3096, 77578), (3397, 70704), (3792, 63339), (3928, 61146), (4419, 54352), (5688, 42226), (5892, 40764), (6192, 38789), (6794, 35352), (7856, 30573), (8838, 27176), (10191, 23568), (11376, 21113), (11784, 20382), (13588, 17676)]