661569120

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{51047}}^1$

素因数の和:51074

約数の個数: 120

約数和(自身を含む): 2334833424

約数和(自身を除く): 1673264304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 51047, 102094, 153141, 204188, 255235, 306282, 408376, 459423, 510470, 612564, 765705, 816752, 918846, 1020940, 1225128, 1378269, 1531410, 1633504, 1837692, 2041880, 2297115, 2450256, 2756538, 3062820, 3675384, 4083760, 4134807, 4594230, 4900512, 5513076, 6125640, 6891345, 7350768, 8167520, 8269614, 9188460, 11026152, 12251280, 13782690, 14701536, 16539228, 18376920, 20674035, 22052304, 24502560, 27565380, 33078456, 36753840, 41348070, 44104608, 55130760, 66156912, 73507680, 82696140, 110261520, 132313824, 165392280, 220523040, 330784560, 661569120]

約数ペア:

[(1, 661569120), (2, 330784560), (3, 220523040), (4, 165392280), (5, 132313824), (6, 110261520), (8, 82696140), (9, 73507680), (10, 66156912), (12, 55130760), (15, 44104608), (16, 41348070), (18, 36753840), (20, 33078456), (24, 27565380), (27, 24502560), (30, 22052304), (32, 20674035), (36, 18376920), (40, 16539228), (45, 14701536), (48, 13782690), (54, 12251280), (60, 11026152), (72, 9188460), (80, 8269614), (81, 8167520), (90, 7350768), (96, 6891345), (108, 6125640), (120, 5513076), (135, 4900512), (144, 4594230), (160, 4134807), (162, 4083760), (180, 3675384), (216, 3062820), (240, 2756538), (270, 2450256), (288, 2297115), (324, 2041880), (360, 1837692), (405, 1633504), (432, 1531410), (480, 1378269), (540, 1225128), (648, 1020940), (720, 918846), (810, 816752), (864, 765705), (1080, 612564), (1296, 510470), (1440, 459423), (1620, 408376), (2160, 306282), (2592, 255235), (3240, 204188), (4320, 153141), (6480, 102094), (12960, 51047)]