8143740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:489

約数の個数: 120

約数和(自身を含む): 27930672

約数和(自身を除く): 19786932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 457, 495, 540, 594, 660, 810, 891, 914, 990, 1188, 1371, 1485, 1620, 1782, 1828, 1980, 2285, 2742, 2970, 3564, 4113, 4455, 4570, 5027, 5484, 5940, 6855, 8226, 8910, 9140, 10054, 12339, 13710, 15081, 16452, 17820, 20108, 20565, 24678, 25135, 27420, 30162, 37017, 41130, 45243, 49356, 50270, 60324, 61695, 74034, 75405, 82260, 90486, 100540, 123390, 135729, 148068, 150810, 180972, 185085, 226215, 246780, 271458, 301620, 370170, 407187, 452430, 542916, 678645, 740340, 814374, 904860, 1357290, 1628748, 2035935, 2714580, 4071870, 8143740]

約数ペア:

[(1, 8143740), (2, 4071870), (3, 2714580), (4, 2035935), (5, 1628748), (6, 1357290), (9, 904860), (10, 814374), (11, 740340), (12, 678645), (15, 542916), (18, 452430), (20, 407187), (22, 370170), (27, 301620), (30, 271458), (33, 246780), (36, 226215), (44, 185085), (45, 180972), (54, 150810), (55, 148068), (60, 135729), (66, 123390), (81, 100540), (90, 90486), (99, 82260), (108, 75405), (110, 74034), (132, 61695), (135, 60324), (162, 50270), (165, 49356), (180, 45243), (198, 41130), (220, 37017), (270, 30162), (297, 27420), (324, 25135), (330, 24678), (396, 20565), (405, 20108), (457, 17820), (495, 16452), (540, 15081), (594, 13710), (660, 12339), (810, 10054), (891, 9140), (914, 8910), (990, 8226), (1188, 6855), (1371, 5940), (1485, 5484), (1620, 5027), (1782, 4570), (1828, 4455), (1980, 4113), (2285, 3564), (2742, 2970)]