839958660

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:856

約数の個数: 144

約数和(自身を含む): 2654975232

約数和(自身を除く): 1815016572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 401, 405, 431, 486, 540, 802, 810, 862, 972, 1203, 1215, 1293, 1604, 1620, 1724, 2005, 2155, 2406, 2430, 2586, 3609, 3879, 4010, 4310, 4812, 4860, 5172, 6015, 6465, 7218, 7758, 8020, 8620, 10827, 11637, 12030, 12930, 14436, 15516, 18045, 19395, 21654, 23274, 24060, 25860, 32481, 34911, 36090, 38790, 43308, 46548, 54135, 58185, 64962, 69822, 72180, 77580, 97443, 104733, 108270, 116370, 129924, 139644, 162405, 172831, 174555, 194886, 209466, 216540, 232740, 324810, 345662, 349110, 389772, 418932, 487215, 518493, 523665, 649620, 691324, 698220, 864155, 974430, 1036986, 1047330, 1555479, 1728310, 1948860, 2073972, 2094660, 2592465, 3110958, 3456620, 4666437, 5184930, 6221916, 7777395, 9332874, 10369860, 13999311, 15554790, 18665748, 23332185, 27998622, 31109580, 41997933, 46664370, 55997244, 69996555, 83995866, 93328740, 139993110, 167991732, 209989665, 279986220, 419979330, 839958660]

約数ペア:

[(1, 839958660), (2, 419979330), (3, 279986220), (4, 209989665), (5, 167991732), (6, 139993110), (9, 93328740), (10, 83995866), (12, 69996555), (15, 55997244), (18, 46664370), (20, 41997933), (27, 31109580), (30, 27998622), (36, 23332185), (45, 18665748), (54, 15554790), (60, 13999311), (81, 10369860), (90, 9332874), (108, 7777395), (135, 6221916), (162, 5184930), (180, 4666437), (243, 3456620), (270, 3110958), (324, 2592465), (401, 2094660), (405, 2073972), (431, 1948860), (486, 1728310), (540, 1555479), (802, 1047330), (810, 1036986), (862, 974430), (972, 864155), (1203, 698220), (1215, 691324), (1293, 649620), (1604, 523665), (1620, 518493), (1724, 487215), (2005, 418932), (2155, 389772), (2406, 349110), (2430, 345662), (2586, 324810), (3609, 232740), (3879, 216540), (4010, 209466), (4310, 194886), (4812, 174555), (4860, 172831), (5172, 162405), (6015, 139644), (6465, 129924), (7218, 116370), (7758, 108270), (8020, 104733), (8620, 97443), (10827, 77580), (11637, 72180), (12030, 69822), (12930, 64962), (14436, 58185), (15516, 54135), (18045, 46548), (19395, 43308), (21654, 38790), (23274, 36090), (24060, 34911), (25860, 32481)]