1651440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{983}}^1$

素因数の和:1006

約数の個数: 80

約数和(自身を含む): 5856768

約数和(自身を除く): 4205328

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, 983, 1680, 1966, 2949, 3932, 4915, 5898, 6881, 7864, 9830, 11796, 13762, 14745, 15728, 19660, 20643, 23592, 27524, 29490, 34405, 39320, 41286, 47184, 55048, 58980, 68810, 78640, 82572, 103215, 110096, 117960, 137620, 165144, 206430, 235920, 275240, 330288, 412860, 550480, 825720, 1651440]

約数ペア:

[(1, 1651440), (2, 825720), (3, 550480), (4, 412860), (5, 330288), (6, 275240), (7, 235920), (8, 206430), (10, 165144), (12, 137620), (14, 117960), (15, 110096), (16, 103215), (20, 82572), (21, 78640), (24, 68810), (28, 58980), (30, 55048), (35, 47184), (40, 41286), (42, 39320), (48, 34405), (56, 29490), (60, 27524), (70, 23592), (80, 20643), (84, 19660), (105, 15728), (112, 14745), (120, 13762), (140, 11796), (168, 9830), (210, 7864), (240, 6881), (280, 5898), (336, 4915), (420, 3932), (560, 2949), (840, 1966), (983, 1680)]