20942977680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{1531}}^1\times {\mathrm{2111}}^1$

素因数の和:3667

約数の個数: 200

約数和(自身を含む): 72820053504

約数和(自身を除く): 51877075824

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, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1531, 1620, 2111, 2160, 3062, 3240, 4222, 4593, 6124, 6333, 6480, 7655, 8444, 9186, 10555, 12248, 12666, 13779, 15310, 16888, 18372, 18999, 21110, 22965, 24496, 25332, 27558, 30620, 31665, 33776, 36744, 37998, 41337, 42220, 45930, 50664, 55116, 56997, 61240, 63330, 68895, 73488, 75996, 82674, 84440, 91860, 94995, 101328, 110232, 113994, 122480, 124011, 126660, 137790, 151992, 165348, 168880, 170991, 183720, 189990, 206685, 220464, 227988, 248022, 253320, 275580, 284985, 303984, 330696, 341982, 367440, 379980, 413370, 455976, 496044, 506640, 551160, 569970, 620055, 661392, 683964, 759960, 826740, 854955, 911952, 992088, 1102320, 1139940, 1240110, 1367928, 1519920, 1653480, 1709910, 1984176, 2279880, 2480220, 2735856, 3231941, 3306960, 3419820, 4559760, 4960440, 6463882, 6839640, 9695823, 9920880, 12927764, 13679280, 16159705, 19391646, 25855528, 29087469, 32319410, 38783292, 48479115, 51711056, 58174938, 64638820, 77566584, 87262407, 96958230, 116349876, 129277640, 145437345, 155133168, 174524814, 193916460, 232699752, 258555280, 261787221, 290874690, 349049628, 387832920, 436312035, 465399504, 523574442, 581749380, 698099256, 775665840, 872624070, 1047148884, 1163498760, 1308936105, 1396198512, 1745248140, 2094297768, 2326997520, 2617872210, 3490496280, 4188595536, 5235744420, 6980992560, 10471488840, 20942977680]

約数ペア:

[(1, 20942977680), (2, 10471488840), (3, 6980992560), (4, 5235744420), (5, 4188595536), (6, 3490496280), (8, 2617872210), (9, 2326997520), (10, 2094297768), (12, 1745248140), (15, 1396198512), (16, 1308936105), (18, 1163498760), (20, 1047148884), (24, 872624070), (27, 775665840), (30, 698099256), (36, 581749380), (40, 523574442), (45, 465399504), (48, 436312035), (54, 387832920), (60, 349049628), (72, 290874690), (80, 261787221), (81, 258555280), (90, 232699752), (108, 193916460), (120, 174524814), (135, 155133168), (144, 145437345), (162, 129277640), (180, 116349876), (216, 96958230), (240, 87262407), (270, 77566584), (324, 64638820), (360, 58174938), (405, 51711056), (432, 48479115), (540, 38783292), (648, 32319410), (720, 29087469), (810, 25855528), (1080, 19391646), (1296, 16159705), (1531, 13679280), (1620, 12927764), (2111, 9920880), (2160, 9695823), (3062, 6839640), (3240, 6463882), (4222, 4960440), (4593, 4559760), (6124, 3419820), (6333, 3306960), (6480, 3231941), (7655, 2735856), (8444, 2480220), (9186, 2279880), (10555, 1984176), (12248, 1709910), (12666, 1653480), (13779, 1519920), (15310, 1367928), (16888, 1240110), (18372, 1139940), (18999, 1102320), (21110, 992088), (22965, 911952), (24496, 854955), (25332, 826740), (27558, 759960), (30620, 683964), (31665, 661392), (33776, 620055), (36744, 569970), (37998, 551160), (41337, 506640), (42220, 496044), (45930, 455976), (50664, 413370), (55116, 379980), (56997, 367440), (61240, 341982), (63330, 330696), (68895, 303984), (73488, 284985), (75996, 275580), (82674, 253320), (84440, 248022), (91860, 227988), (94995, 220464), (101328, 206685), (110232, 189990), (113994, 183720), (122480, 170991), (124011, 168880), (126660, 165348), (137790, 151992)]