1621854360

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{214531}}^1$

素因数の和:214558

約数の個数: 128

約数和(自身を含む): 6178521600

約数和(自身を除く): 4556667240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 214531, 429062, 643593, 858124, 1072655, 1287186, 1501717, 1716248, 1930779, 2145310, 2574372, 3003434, 3217965, 3861558, 4290620, 4505151, 5148744, 5792337, 6006868, 6435930, 7508585, 7723116, 8581240, 9010302, 9653895, 11584674, 12013736, 12871860, 13515453, 15017170, 15446232, 18020604, 19307790, 22525755, 23169348, 25743720, 27030906, 28961685, 30034340, 36041208, 38615580, 40546359, 45051510, 46338696, 54061812, 57923370, 60068680, 67577265, 77231160, 81092718, 90103020, 108123624, 115846740, 135154530, 162185436, 180206040, 202731795, 231693480, 270309060, 324370872, 405463590, 540618120, 810927180, 1621854360]

約数ペア:

[(1, 1621854360), (2, 810927180), (3, 540618120), (4, 405463590), (5, 324370872), (6, 270309060), (7, 231693480), (8, 202731795), (9, 180206040), (10, 162185436), (12, 135154530), (14, 115846740), (15, 108123624), (18, 90103020), (20, 81092718), (21, 77231160), (24, 67577265), (27, 60068680), (28, 57923370), (30, 54061812), (35, 46338696), (36, 45051510), (40, 40546359), (42, 38615580), (45, 36041208), (54, 30034340), (56, 28961685), (60, 27030906), (63, 25743720), (70, 23169348), (72, 22525755), (84, 19307790), (90, 18020604), (105, 15446232), (108, 15017170), (120, 13515453), (126, 12871860), (135, 12013736), (140, 11584674), (168, 9653895), (180, 9010302), (189, 8581240), (210, 7723116), (216, 7508585), (252, 6435930), (270, 6006868), (280, 5792337), (315, 5148744), (360, 4505151), (378, 4290620), (420, 3861558), (504, 3217965), (540, 3003434), (630, 2574372), (756, 2145310), (840, 1930779), (945, 1716248), (1080, 1501717), (1260, 1287186), (1512, 1072655), (1890, 858124), (2520, 643593), (3780, 429062), (7560, 214531)]