82782840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{709}}^1$

素因数の和:869

約数の個数: 128

約数和(自身を含む): 286272000

約数和(自身を除く): 203489160

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, 120, 139, 140, 168, 210, 278, 280, 417, 420, 556, 695, 709, 834, 840, 973, 1112, 1390, 1418, 1668, 1946, 2085, 2127, 2780, 2836, 2919, 3336, 3545, 3892, 4170, 4254, 4865, 4963, 5560, 5672, 5838, 7090, 7784, 8340, 8508, 9730, 9926, 10635, 11676, 14180, 14595, 14889, 16680, 17016, 19460, 19852, 21270, 23352, 24815, 28360, 29190, 29778, 38920, 39704, 42540, 49630, 58380, 59556, 74445, 85080, 98551, 99260, 116760, 119112, 148890, 197102, 198520, 295653, 297780, 394204, 492755, 591306, 595560, 689857, 788408, 985510, 1182612, 1379714, 1478265, 1971020, 2069571, 2365224, 2759428, 2956530, 3449285, 3942040, 4139142, 5518856, 5913060, 6898570, 8278284, 10347855, 11826120, 13797140, 16556568, 20695710, 27594280, 41391420, 82782840]

約数ペア:

[(1, 82782840), (2, 41391420), (3, 27594280), (4, 20695710), (5, 16556568), (6, 13797140), (7, 11826120), (8, 10347855), (10, 8278284), (12, 6898570), (14, 5913060), (15, 5518856), (20, 4139142), (21, 3942040), (24, 3449285), (28, 2956530), (30, 2759428), (35, 2365224), (40, 2069571), (42, 1971020), (56, 1478265), (60, 1379714), (70, 1182612), (84, 985510), (105, 788408), (120, 689857), (139, 595560), (140, 591306), (168, 492755), (210, 394204), (278, 297780), (280, 295653), (417, 198520), (420, 197102), (556, 148890), (695, 119112), (709, 116760), (834, 99260), (840, 98551), (973, 85080), (1112, 74445), (1390, 59556), (1418, 58380), (1668, 49630), (1946, 42540), (2085, 39704), (2127, 38920), (2780, 29778), (2836, 29190), (2919, 28360), (3336, 24815), (3545, 23352), (3892, 21270), (4170, 19852), (4254, 19460), (4865, 17016), (4963, 16680), (5560, 14889), (5672, 14595), (5838, 14180), (7090, 11676), (7784, 10635), (8340, 9926), (8508, 9730)]