90200040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{643}}^1$

素因数の和:831

約数の個数: 128

約数和(自身を含む): 311592960

約数和(自身を除く): 221392920

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, 140, 167, 168, 210, 280, 334, 420, 501, 643, 668, 835, 840, 1002, 1169, 1286, 1336, 1670, 1929, 2004, 2338, 2505, 2572, 3215, 3340, 3507, 3858, 4008, 4501, 4676, 5010, 5144, 5845, 6430, 6680, 7014, 7716, 9002, 9352, 9645, 10020, 11690, 12860, 13503, 14028, 15432, 17535, 18004, 19290, 20040, 22505, 23380, 25720, 27006, 28056, 35070, 36008, 38580, 45010, 46760, 54012, 67515, 70140, 77160, 90020, 107381, 108024, 135030, 140280, 180040, 214762, 270060, 322143, 429524, 536905, 540120, 644286, 751667, 859048, 1073810, 1288572, 1503334, 1610715, 2147620, 2255001, 2577144, 3006668, 3221430, 3758335, 4295240, 4510002, 6013336, 6442860, 7516670, 9020004, 11275005, 12885720, 15033340, 18040008, 22550010, 30066680, 45100020, 90200040]

約数ペア:

[(1, 90200040), (2, 45100020), (3, 30066680), (4, 22550010), (5, 18040008), (6, 15033340), (7, 12885720), (8, 11275005), (10, 9020004), (12, 7516670), (14, 6442860), (15, 6013336), (20, 4510002), (21, 4295240), (24, 3758335), (28, 3221430), (30, 3006668), (35, 2577144), (40, 2255001), (42, 2147620), (56, 1610715), (60, 1503334), (70, 1288572), (84, 1073810), (105, 859048), (120, 751667), (140, 644286), (167, 540120), (168, 536905), (210, 429524), (280, 322143), (334, 270060), (420, 214762), (501, 180040), (643, 140280), (668, 135030), (835, 108024), (840, 107381), (1002, 90020), (1169, 77160), (1286, 70140), (1336, 67515), (1670, 54012), (1929, 46760), (2004, 45010), (2338, 38580), (2505, 36008), (2572, 35070), (3215, 28056), (3340, 27006), (3507, 25720), (3858, 23380), (4008, 22505), (4501, 20040), (4676, 19290), (5010, 18004), (5144, 17535), (5845, 15432), (6430, 14028), (6680, 13503), (7014, 12860), (7716, 11690), (9002, 10020), (9352, 9645)]