1631983920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{971419}}^1$

素因数の和:971442

約数の個数: 80

約数和(自身を含む): 5781891840

約数和(自身を除く): 4149907920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 971419, 1942838, 2914257, 3885676, 4857095, 5828514, 6799933, 7771352, 9714190, 11657028, 13599866, 14571285, 15542704, 19428380, 20399799, 23314056, 27199732, 29142570, 33999665, 38856760, 40799598, 46628112, 54399464, 58285140, 67999330, 77713520, 81599196, 101998995, 108798928, 116570280, 135998660, 163198392, 203997990, 233140560, 271997320, 326396784, 407995980, 543994640, 815991960, 1631983920]

約数ペア:

[(1, 1631983920), (2, 815991960), (3, 543994640), (4, 407995980), (5, 326396784), (6, 271997320), (7, 233140560), (8, 203997990), (10, 163198392), (12, 135998660), (14, 116570280), (15, 108798928), (16, 101998995), (20, 81599196), (21, 77713520), (24, 67999330), (28, 58285140), (30, 54399464), (35, 46628112), (40, 40799598), (42, 38856760), (48, 33999665), (56, 29142570), (60, 27199732), (70, 23314056), (80, 20399799), (84, 19428380), (105, 15542704), (112, 14571285), (120, 13599866), (140, 11657028), (168, 9714190), (210, 7771352), (240, 6799933), (280, 5828514), (336, 4857095), (420, 3885676), (560, 2914257), (840, 1942838), (1680, 971419)]