9781225920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{3396259}}^1$

素因数の和:3396282

約数の個数: 84

約数和(自身を含む): 33643351560

約数和(自身を除く): 23862125640

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 3396259, 6792518, 10188777, 13585036, 16981295, 20377554, 27170072, 30566331, 33962590, 40755108, 50943885, 54340144, 61132662, 67925180, 81510216, 101887770, 108680288, 122265324, 135850360, 152831655, 163020432, 203775540, 217360576, 244530648, 271700720, 305663310, 326040864, 407551080, 489061296, 543401440, 611326620, 652081728, 815102160, 978122592, 1086802880, 1222653240, 1630204320, 1956245184, 2445306480, 3260408640, 4890612960, 9781225920]

約数ペア:

[(1, 9781225920), (2, 4890612960), (3, 3260408640), (4, 2445306480), (5, 1956245184), (6, 1630204320), (8, 1222653240), (9, 1086802880), (10, 978122592), (12, 815102160), (15, 652081728), (16, 611326620), (18, 543401440), (20, 489061296), (24, 407551080), (30, 326040864), (32, 305663310), (36, 271700720), (40, 244530648), (45, 217360576), (48, 203775540), (60, 163020432), (64, 152831655), (72, 135850360), (80, 122265324), (90, 108680288), (96, 101887770), (120, 81510216), (144, 67925180), (160, 61132662), (180, 54340144), (192, 50943885), (240, 40755108), (288, 33962590), (320, 30566331), (360, 27170072), (480, 20377554), (576, 16981295), (720, 13585036), (960, 10188777), (1440, 6792518), (2880, 3396259)]