21134556720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{25153}}^1$

素因数の和:25564

約数の個数: 160

約数和(自身を含む): 72986846400

約数和(自身を除く): 51852289680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 389, 432, 540, 720, 778, 1080, 1167, 1556, 1945, 2160, 2334, 3112, 3501, 3890, 4668, 5835, 6224, 7002, 7780, 9336, 10503, 11670, 14004, 15560, 17505, 18672, 21006, 23340, 25153, 28008, 31120, 35010, 42012, 46680, 50306, 52515, 56016, 70020, 75459, 84024, 93360, 100612, 105030, 125765, 140040, 150918, 168048, 201224, 210060, 226377, 251530, 280080, 301836, 377295, 402448, 420120, 452754, 503060, 603672, 679131, 754590, 840240, 905508, 1006120, 1131885, 1207344, 1358262, 1509180, 1811016, 2012240, 2263770, 2716524, 3018360, 3395655, 3622032, 4527540, 5433048, 6036720, 6791310, 9055080, 9784517, 10866096, 13582620, 18110160, 19569034, 27165240, 29353551, 39138068, 48922585, 54330480, 58707102, 78276136, 88060653, 97845170, 117414204, 146767755, 156552272, 176121306, 195690340, 234828408, 264181959, 293535510, 352242612, 391380680, 440303265, 469656816, 528363918, 587071020, 704485224, 782761360, 880606530, 1056727836, 1174142040, 1320909795, 1408970448, 1761213060, 2113455672, 2348284080, 2641819590, 3522426120, 4226911344, 5283639180, 7044852240, 10567278360, 21134556720]

約数ペア:

[(1, 21134556720), (2, 10567278360), (3, 7044852240), (4, 5283639180), (5, 4226911344), (6, 3522426120), (8, 2641819590), (9, 2348284080), (10, 2113455672), (12, 1761213060), (15, 1408970448), (16, 1320909795), (18, 1174142040), (20, 1056727836), (24, 880606530), (27, 782761360), (30, 704485224), (36, 587071020), (40, 528363918), (45, 469656816), (48, 440303265), (54, 391380680), (60, 352242612), (72, 293535510), (80, 264181959), (90, 234828408), (108, 195690340), (120, 176121306), (135, 156552272), (144, 146767755), (180, 117414204), (216, 97845170), (240, 88060653), (270, 78276136), (360, 58707102), (389, 54330480), (432, 48922585), (540, 39138068), (720, 29353551), (778, 27165240), (1080, 19569034), (1167, 18110160), (1556, 13582620), (1945, 10866096), (2160, 9784517), (2334, 9055080), (3112, 6791310), (3501, 6036720), (3890, 5433048), (4668, 4527540), (5835, 3622032), (6224, 3395655), (7002, 3018360), (7780, 2716524), (9336, 2263770), (10503, 2012240), (11670, 1811016), (14004, 1509180), (15560, 1358262), (17505, 1207344), (18672, 1131885), (21006, 1006120), (23340, 905508), (25153, 840240), (28008, 754590), (31120, 679131), (35010, 603672), (42012, 503060), (46680, 452754), (50306, 420120), (52515, 402448), (56016, 377295), (70020, 301836), (75459, 280080), (84024, 251530), (93360, 226377), (100612, 210060), (105030, 201224), (125765, 168048), (140040, 150918)]