27821640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3011}}^1$

素因数の和:3043

約数の個数: 128

約数和(自身を含む): 104094720

約数和(自身を除く): 76273080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3011, 3080, 4620, 6022, 9033, 9240, 12044, 15055, 18066, 21077, 24088, 30110, 33121, 36132, 42154, 45165, 60220, 63231, 66242, 72264, 84308, 90330, 99363, 105385, 120440, 126462, 132484, 165605, 168616, 180660, 198726, 210770, 231847, 252924, 264968, 316155, 331210, 361320, 397452, 421540, 463694, 496815, 505848, 632310, 662420, 695541, 794904, 843080, 927388, 993630, 1159235, 1264620, 1324840, 1391082, 1854776, 1987260, 2318470, 2529240, 2782164, 3477705, 3974520, 4636940, 5564328, 6955410, 9273880, 13910820, 27821640]

約数ペア:

[(1, 27821640), (2, 13910820), (3, 9273880), (4, 6955410), (5, 5564328), (6, 4636940), (7, 3974520), (8, 3477705), (10, 2782164), (11, 2529240), (12, 2318470), (14, 1987260), (15, 1854776), (20, 1391082), (21, 1324840), (22, 1264620), (24, 1159235), (28, 993630), (30, 927388), (33, 843080), (35, 794904), (40, 695541), (42, 662420), (44, 632310), (55, 505848), (56, 496815), (60, 463694), (66, 421540), (70, 397452), (77, 361320), (84, 331210), (88, 316155), (105, 264968), (110, 252924), (120, 231847), (132, 210770), (140, 198726), (154, 180660), (165, 168616), (168, 165605), (210, 132484), (220, 126462), (231, 120440), (264, 105385), (280, 99363), (308, 90330), (330, 84308), (385, 72264), (420, 66242), (440, 63231), (462, 60220), (616, 45165), (660, 42154), (770, 36132), (840, 33121), (924, 30110), (1155, 24088), (1320, 21077), (1540, 18066), (1848, 15055), (2310, 12044), (3011, 9240), (3080, 9033), (4620, 6022)]