1681846740

素因数分解:

$2^2\times 3^8\times 5^1\times 7^1\times {\mathrm{1831}}^1$

素因数の和:1871

約数の個数: 216

約数和(自身を含む): 6057647232

約数和(自身を除く): 4375800492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 729, 756, 810, 945, 972, 1134, 1215, 1260, 1458, 1620, 1701, 1831, 1890, 2187, 2268, 2430, 2835, 2916, 3402, 3645, 3662, 3780, 4374, 4860, 5103, 5493, 5670, 6561, 6804, 7290, 7324, 8505, 8748, 9155, 10206, 10935, 10986, 11340, 12817, 13122, 14580, 15309, 16479, 17010, 18310, 20412, 21870, 21972, 25515, 25634, 26244, 27465, 30618, 32805, 32958, 34020, 36620, 38451, 43740, 45927, 49437, 51030, 51268, 54930, 61236, 64085, 65610, 65916, 76545, 76902, 82395, 91854, 98874, 102060, 109860, 115353, 128170, 131220, 148311, 153090, 153804, 164790, 183708, 192255, 197748, 229635, 230706, 247185, 256340, 296622, 306180, 329580, 346059, 384510, 444933, 459270, 461412, 494370, 576765, 593244, 692118, 741555, 769020, 889866, 918540, 988740, 1038177, 1153530, 1334799, 1384236, 1483110, 1730295, 1779732, 2076354, 2224665, 2307060, 2669598, 2966220, 3114531, 3460590, 4004397, 4152708, 4449330, 5190885, 5339196, 6229062, 6673995, 6921180, 8008794, 8898660, 9343593, 10381770, 12013191, 12458124, 13347990, 15572655, 16017588, 18687186, 20021985, 20763540, 24026382, 26695980, 28030779, 31145310, 37374372, 40043970, 46717965, 48052764, 56061558, 60065955, 62290620, 80087940, 84092337, 93435930, 112123116, 120131910, 140153895, 168184674, 186871860, 240263820, 280307790, 336369348, 420461685, 560615580, 840923370, 1681846740]

約数ペア:

[(1, 1681846740), (2, 840923370), (3, 560615580), (4, 420461685), (5, 336369348), (6, 280307790), (7, 240263820), (9, 186871860), (10, 168184674), (12, 140153895), (14, 120131910), (15, 112123116), (18, 93435930), (20, 84092337), (21, 80087940), (27, 62290620), (28, 60065955), (30, 56061558), (35, 48052764), (36, 46717965), (42, 40043970), (45, 37374372), (54, 31145310), (60, 28030779), (63, 26695980), (70, 24026382), (81, 20763540), (84, 20021985), (90, 18687186), (105, 16017588), (108, 15572655), (126, 13347990), (135, 12458124), (140, 12013191), (162, 10381770), (180, 9343593), (189, 8898660), (210, 8008794), (243, 6921180), (252, 6673995), (270, 6229062), (315, 5339196), (324, 5190885), (378, 4449330), (405, 4152708), (420, 4004397), (486, 3460590), (540, 3114531), (567, 2966220), (630, 2669598), (729, 2307060), (756, 2224665), (810, 2076354), (945, 1779732), (972, 1730295), (1134, 1483110), (1215, 1384236), (1260, 1334799), (1458, 1153530), (1620, 1038177), (1701, 988740), (1831, 918540), (1890, 889866), (2187, 769020), (2268, 741555), (2430, 692118), (2835, 593244), (2916, 576765), (3402, 494370), (3645, 461412), (3662, 459270), (3780, 444933), (4374, 384510), (4860, 346059), (5103, 329580), (5493, 306180), (5670, 296622), (6561, 256340), (6804, 247185), (7290, 230706), (7324, 229635), (8505, 197748), (8748, 192255), (9155, 183708), (10206, 164790), (10935, 153804), (10986, 153090), (11340, 148311), (12817, 131220), (13122, 128170), (14580, 115353), (15309, 109860), (16479, 102060), (17010, 98874), (18310, 91854), (20412, 82395), (21870, 76902), (21972, 76545), (25515, 65916), (25634, 65610), (26244, 64085), (27465, 61236), (30618, 54930), (32805, 51268), (32958, 51030), (34020, 49437), (36620, 45927), (38451, 43740)]