51278760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10957}}^1$

素因数の和:10987

約数の個数: 96

約数和(自身を含む): 179492040

約数和(自身を除く): 128213280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 10957, 21914, 32871, 43828, 54785, 65742, 87656, 98613, 109570, 131484, 142441, 164355, 197226, 219140, 262968, 284882, 328710, 394452, 427323, 438280, 493065, 569764, 657420, 712205, 788904, 854646, 986130, 1139528, 1281969, 1314840, 1424410, 1709292, 1972260, 2136615, 2563938, 2848820, 3418584, 3944520, 4273230, 5127876, 5697640, 6409845, 8546460, 10255752, 12819690, 17092920, 25639380, 51278760]

約数ペア:

[(1, 51278760), (2, 25639380), (3, 17092920), (4, 12819690), (5, 10255752), (6, 8546460), (8, 6409845), (9, 5697640), (10, 5127876), (12, 4273230), (13, 3944520), (15, 3418584), (18, 2848820), (20, 2563938), (24, 2136615), (26, 1972260), (30, 1709292), (36, 1424410), (39, 1314840), (40, 1281969), (45, 1139528), (52, 986130), (60, 854646), (65, 788904), (72, 712205), (78, 657420), (90, 569764), (104, 493065), (117, 438280), (120, 427323), (130, 394452), (156, 328710), (180, 284882), (195, 262968), (234, 219140), (260, 197226), (312, 164355), (360, 142441), (390, 131484), (468, 109570), (520, 98613), (585, 87656), (780, 65742), (936, 54785), (1170, 43828), (1560, 32871), (2340, 21914), (4680, 10957)]