27720741880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{46477}}^1$

素因数の和:46569

約数の個数: 128

約数和(自身を含む): 71211732480

約数和(自身を除く): 43490990600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 37, 40, 52, 62, 65, 74, 104, 124, 130, 148, 155, 185, 248, 260, 296, 310, 370, 403, 481, 520, 620, 740, 806, 962, 1147, 1240, 1480, 1612, 1924, 2015, 2294, 2405, 3224, 3848, 4030, 4588, 4810, 5735, 8060, 9176, 9620, 11470, 14911, 16120, 19240, 22940, 29822, 45880, 46477, 59644, 74555, 92954, 119288, 149110, 185908, 232385, 298220, 371816, 464770, 596440, 604201, 929540, 1208402, 1440787, 1719649, 1859080, 2416804, 2881574, 3021005, 3439298, 4833608, 5763148, 6042010, 6878596, 7203935, 8598245, 11526296, 12084020, 13757192, 14407870, 17196490, 18730231, 22355437, 24168040, 28815740, 34392980, 37460462, 44710874, 53309119, 57631480, 68785960, 74920924, 89421748, 93651155, 106618238, 111777185, 149841848, 178843496, 187302310, 213236476, 223554370, 266545595, 374604620, 426472952, 447108740, 533091190, 693018547, 749209240, 894217480, 1066182380, 1386037094, 2132364760, 2772074188, 3465092735, 5544148376, 6930185470, 13860370940, 27720741880]

約数ペア:

[(1, 27720741880), (2, 13860370940), (4, 6930185470), (5, 5544148376), (8, 3465092735), (10, 2772074188), (13, 2132364760), (20, 1386037094), (26, 1066182380), (31, 894217480), (37, 749209240), (40, 693018547), (52, 533091190), (62, 447108740), (65, 426472952), (74, 374604620), (104, 266545595), (124, 223554370), (130, 213236476), (148, 187302310), (155, 178843496), (185, 149841848), (248, 111777185), (260, 106618238), (296, 93651155), (310, 89421748), (370, 74920924), (403, 68785960), (481, 57631480), (520, 53309119), (620, 44710874), (740, 37460462), (806, 34392980), (962, 28815740), (1147, 24168040), (1240, 22355437), (1480, 18730231), (1612, 17196490), (1924, 14407870), (2015, 13757192), (2294, 12084020), (2405, 11526296), (3224, 8598245), (3848, 7203935), (4030, 6878596), (4588, 6042010), (4810, 5763148), (5735, 4833608), (8060, 3439298), (9176, 3021005), (9620, 2881574), (11470, 2416804), (14911, 1859080), (16120, 1719649), (19240, 1440787), (22940, 1208402), (29822, 929540), (45880, 604201), (46477, 596440), (59644, 464770), (74555, 371816), (92954, 298220), (119288, 232385), (149110, 185908)]