12831420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 41545728

約数和(自身を除く): 28714308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 137, 140, 210, 223, 274, 411, 420, 446, 548, 669, 685, 822, 892, 959, 1115, 1338, 1370, 1561, 1644, 1918, 2055, 2230, 2676, 2740, 2877, 3122, 3345, 3836, 4110, 4460, 4683, 4795, 5754, 6244, 6690, 7805, 8220, 9366, 9590, 11508, 13380, 14385, 15610, 18732, 19180, 23415, 28770, 30551, 31220, 46830, 57540, 61102, 91653, 93660, 122204, 152755, 183306, 213857, 305510, 366612, 427714, 458265, 611020, 641571, 855428, 916530, 1069285, 1283142, 1833060, 2138570, 2566284, 3207855, 4277140, 6415710, 12831420]

約数ペア:

[(1, 12831420), (2, 6415710), (3, 4277140), (4, 3207855), (5, 2566284), (6, 2138570), (7, 1833060), (10, 1283142), (12, 1069285), (14, 916530), (15, 855428), (20, 641571), (21, 611020), (28, 458265), (30, 427714), (35, 366612), (42, 305510), (60, 213857), (70, 183306), (84, 152755), (105, 122204), (137, 93660), (140, 91653), (210, 61102), (223, 57540), (274, 46830), (411, 31220), (420, 30551), (446, 28770), (548, 23415), (669, 19180), (685, 18732), (822, 15610), (892, 14385), (959, 13380), (1115, 11508), (1338, 9590), (1370, 9366), (1561, 8220), (1644, 7805), (1918, 6690), (2055, 6244), (2230, 5754), (2676, 4795), (2740, 4683), (2877, 4460), (3122, 4110), (3345, 3836)]