290604960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{201809}}^1$

素因数の和:201830

約数の個数: 72

約数和(自身を含む): 991694340

約数和(自身を除く): 701089380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 201809, 403618, 605427, 807236, 1009045, 1210854, 1614472, 1816281, 2018090, 2421708, 3027135, 3228944, 3632562, 4036180, 4843416, 6054270, 6457888, 7265124, 8072360, 9081405, 9686832, 12108540, 14530248, 16144720, 18162810, 19373664, 24217080, 29060496, 32289440, 36325620, 48434160, 58120992, 72651240, 96868320, 145302480, 290604960]

約数ペア:

[(1, 290604960), (2, 145302480), (3, 96868320), (4, 72651240), (5, 58120992), (6, 48434160), (8, 36325620), (9, 32289440), (10, 29060496), (12, 24217080), (15, 19373664), (16, 18162810), (18, 16144720), (20, 14530248), (24, 12108540), (30, 9686832), (32, 9081405), (36, 8072360), (40, 7265124), (45, 6457888), (48, 6054270), (60, 4843416), (72, 4036180), (80, 3632562), (90, 3228944), (96, 3027135), (120, 2421708), (144, 2018090), (160, 1816281), (180, 1614472), (240, 1210854), (288, 1009045), (360, 807236), (480, 605427), (720, 403618), (1440, 201809)]