1999896480

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{154313}}^1$

素因数の和:154340

約数の個数: 120

約数和(自身を含む): 7058013732

約数和(自身を除く): 5058117252

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, 154313, 308626, 462939, 617252, 771565, 925878, 1234504, 1388817, 1543130, 1851756, 2314695, 2469008, 2777634, 3086260, 3703512, 4166451, 4629390, 4938016, 5555268, 6172520, 6944085, 7407024, 8332902, 9258780, 11110536, 12345040, 12499353, 13888170, 14814048, 16665804, 18517560, 20832255, 22221072, 24690080, 24998706, 27776340, 33331608, 37035120, 41664510, 44442144, 49997412, 55552680, 62496765, 66663216, 74070240, 83329020, 99994824, 111105360, 124993530, 133326432, 166658040, 199989648, 222210720, 249987060, 333316080, 399979296, 499974120, 666632160, 999948240, 1999896480]

約数ペア:

[(1, 1999896480), (2, 999948240), (3, 666632160), (4, 499974120), (5, 399979296), (6, 333316080), (8, 249987060), (9, 222210720), (10, 199989648), (12, 166658040), (15, 133326432), (16, 124993530), (18, 111105360), (20, 99994824), (24, 83329020), (27, 74070240), (30, 66663216), (32, 62496765), (36, 55552680), (40, 49997412), (45, 44442144), (48, 41664510), (54, 37035120), (60, 33331608), (72, 27776340), (80, 24998706), (81, 24690080), (90, 22221072), (96, 20832255), (108, 18517560), (120, 16665804), (135, 14814048), (144, 13888170), (160, 12499353), (162, 12345040), (180, 11110536), (216, 9258780), (240, 8332902), (270, 7407024), (288, 6944085), (324, 6172520), (360, 5555268), (405, 4938016), (432, 4629390), (480, 4166451), (540, 3703512), (648, 3086260), (720, 2777634), (810, 2469008), (864, 2314695), (1080, 1851756), (1296, 1543130), (1440, 1388817), (1620, 1234504), (2160, 925878), (2592, 771565), (3240, 617252), (4320, 462939), (6480, 308626), (12960, 154313)]