12726840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 44352000

約数和(自身を除く): 31625160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 139, 140, 168, 210, 218, 278, 280, 327, 417, 420, 436, 545, 556, 654, 695, 763, 834, 840, 872, 973, 1090, 1112, 1308, 1390, 1526, 1635, 1668, 1946, 2085, 2180, 2289, 2616, 2780, 2919, 3052, 3270, 3336, 3815, 3892, 4170, 4360, 4578, 4865, 5560, 5838, 6104, 6540, 7630, 7784, 8340, 9156, 9730, 11445, 11676, 13080, 14595, 15151, 15260, 16680, 18312, 19460, 22890, 23352, 29190, 30302, 30520, 38920, 45453, 45780, 58380, 60604, 75755, 90906, 91560, 106057, 116760, 121208, 151510, 181812, 212114, 227265, 303020, 318171, 363624, 424228, 454530, 530285, 606040, 636342, 848456, 909060, 1060570, 1272684, 1590855, 1818120, 2121140, 2545368, 3181710, 4242280, 6363420, 12726840]

約数ペア:

[(1, 12726840), (2, 6363420), (3, 4242280), (4, 3181710), (5, 2545368), (6, 2121140), (7, 1818120), (8, 1590855), (10, 1272684), (12, 1060570), (14, 909060), (15, 848456), (20, 636342), (21, 606040), (24, 530285), (28, 454530), (30, 424228), (35, 363624), (40, 318171), (42, 303020), (56, 227265), (60, 212114), (70, 181812), (84, 151510), (105, 121208), (109, 116760), (120, 106057), (139, 91560), (140, 90906), (168, 75755), (210, 60604), (218, 58380), (278, 45780), (280, 45453), (327, 38920), (417, 30520), (420, 30302), (436, 29190), (545, 23352), (556, 22890), (654, 19460), (695, 18312), (763, 16680), (834, 15260), (840, 15151), (872, 14595), (973, 13080), (1090, 11676), (1112, 11445), (1308, 9730), (1390, 9156), (1526, 8340), (1635, 7784), (1668, 7630), (1946, 6540), (2085, 6104), (2180, 5838), (2289, 5560), (2616, 4865), (2780, 4578), (2919, 4360), (3052, 4170), (3270, 3892), (3336, 3815)]