405966420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{55009}}^1$

素因数の和:55065

約数の個数: 72

約数和(自身を含む): 1261489320

約数和(自身を除く): 855522900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 55009, 110018, 165027, 220036, 275045, 330054, 495081, 550090, 660108, 825135, 990162, 1100180, 1650270, 1980324, 2255369, 2475405, 3300540, 4510738, 4950810, 6766107, 9021476, 9901620, 11276845, 13532214, 20298321, 22553690, 27064428, 33830535, 40596642, 45107380, 67661070, 81193284, 101491605, 135322140, 202983210, 405966420]

約数ペア:

[(1, 405966420), (2, 202983210), (3, 135322140), (4, 101491605), (5, 81193284), (6, 67661070), (9, 45107380), (10, 40596642), (12, 33830535), (15, 27064428), (18, 22553690), (20, 20298321), (30, 13532214), (36, 11276845), (41, 9901620), (45, 9021476), (60, 6766107), (82, 4950810), (90, 4510738), (123, 3300540), (164, 2475405), (180, 2255369), (205, 1980324), (246, 1650270), (369, 1100180), (410, 990162), (492, 825135), (615, 660108), (738, 550090), (820, 495081), (1230, 330054), (1476, 275045), (1845, 220036), (2460, 165027), (3690, 110018), (7380, 55009)]