210051720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 708879600

約数和(自身を除く): 498827880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 53, 60, 72, 90, 101, 106, 109, 120, 159, 180, 202, 212, 218, 265, 303, 318, 327, 360, 404, 424, 436, 477, 505, 530, 545, 606, 636, 654, 795, 808, 872, 909, 954, 981, 1010, 1060, 1090, 1212, 1272, 1308, 1515, 1590, 1635, 1818, 1908, 1962, 2020, 2120, 2180, 2385, 2424, 2616, 3030, 3180, 3270, 3636, 3816, 3924, 4040, 4360, 4545, 4770, 4905, 5353, 5777, 6060, 6360, 6540, 7272, 7848, 9090, 9540, 9810, 10706, 11009, 11554, 12120, 13080, 16059, 17331, 18180, 19080, 19620, 21412, 22018, 23108, 26765, 28885, 32118, 33027, 34662, 36360, 39240, 42824, 44036, 46216, 48177, 51993, 53530, 55045, 57770, 64236, 66054, 69324, 80295, 86655, 88072, 96354, 99081, 103986, 107060, 110090, 115540, 128472, 132108, 138648, 160590, 165135, 173310, 192708, 198162, 207972, 214120, 220180, 231080, 240885, 259965, 264216, 321180, 330270, 346620, 385416, 396324, 415944, 440360, 481770, 495405, 519930, 583477, 642360, 660540, 693240, 792648, 963540, 990810, 1039860, 1166954, 1321080, 1750431, 1927080, 1981620, 2079720, 2333908, 2917385, 3500862, 3963240, 4667816, 5251293, 5834770, 7001724, 8752155, 10502586, 11669540, 14003448, 17504310, 21005172, 23339080, 26256465, 35008620, 42010344, 52512930, 70017240, 105025860, 210051720]

約数ペア:

[(1, 210051720), (2, 105025860), (3, 70017240), (4, 52512930), (5, 42010344), (6, 35008620), (8, 26256465), (9, 23339080), (10, 21005172), (12, 17504310), (15, 14003448), (18, 11669540), (20, 10502586), (24, 8752155), (30, 7001724), (36, 5834770), (40, 5251293), (45, 4667816), (53, 3963240), (60, 3500862), (72, 2917385), (90, 2333908), (101, 2079720), (106, 1981620), (109, 1927080), (120, 1750431), (159, 1321080), (180, 1166954), (202, 1039860), (212, 990810), (218, 963540), (265, 792648), (303, 693240), (318, 660540), (327, 642360), (360, 583477), (404, 519930), (424, 495405), (436, 481770), (477, 440360), (505, 415944), (530, 396324), (545, 385416), (606, 346620), (636, 330270), (654, 321180), (795, 264216), (808, 259965), (872, 240885), (909, 231080), (954, 220180), (981, 214120), (1010, 207972), (1060, 198162), (1090, 192708), (1212, 173310), (1272, 165135), (1308, 160590), (1515, 138648), (1590, 132108), (1635, 128472), (1818, 115540), (1908, 110090), (1962, 107060), (2020, 103986), (2120, 99081), (2180, 96354), (2385, 88072), (2424, 86655), (2616, 80295), (3030, 69324), (3180, 66054), (3270, 64236), (3636, 57770), (3816, 55045), (3924, 53530), (4040, 51993), (4360, 48177), (4545, 46216), (4770, 44036), (4905, 42824), (5353, 39240), (5777, 36360), (6060, 34662), (6360, 33027), (6540, 32118), (7272, 28885), (7848, 26765), (9090, 23108), (9540, 22018), (9810, 21412), (10706, 19620), (11009, 19080), (11554, 18180), (12120, 17331), (13080, 16059)]