664851240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{205201}}^1$

素因数の和:205224

約数の個数: 80

約数和(自身を含む): 2234649780

約数和(自身を除く): 1569798540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 205201, 410402, 615603, 820804, 1026005, 1231206, 1641608, 1846809, 2052010, 2462412, 3078015, 3693618, 4104020, 4924824, 5540427, 6156030, 7387236, 8208040, 9234045, 11080854, 12312060, 14774472, 16621281, 18468090, 22161708, 24624120, 27702135, 33242562, 36936180, 44323416, 55404270, 66485124, 73872360, 83106405, 110808540, 132970248, 166212810, 221617080, 332425620, 664851240]

約数ペア:

[(1, 664851240), (2, 332425620), (3, 221617080), (4, 166212810), (5, 132970248), (6, 110808540), (8, 83106405), (9, 73872360), (10, 66485124), (12, 55404270), (15, 44323416), (18, 36936180), (20, 33242562), (24, 27702135), (27, 24624120), (30, 22161708), (36, 18468090), (40, 16621281), (45, 14774472), (54, 12312060), (60, 11080854), (72, 9234045), (81, 8208040), (90, 7387236), (108, 6156030), (120, 5540427), (135, 4924824), (162, 4104020), (180, 3693618), (216, 3078015), (270, 2462412), (324, 2052010), (360, 1846809), (405, 1641608), (540, 1231206), (648, 1026005), (810, 820804), (1080, 615603), (1620, 410402), (3240, 205201)]