128575755

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:92

約数の個数: 240

約数和(自身を含む): 317813760

約数和(自身を除く): 189238005

約数列:

[1, 3, 5, 7, 9, 11, 15, 19, 21, 27, 31, 33, 35, 45, 49, 55, 57, 63, 77, 81, 93, 95, 99, 105, 133, 135, 147, 155, 165, 171, 189, 209, 217, 231, 245, 279, 285, 297, 315, 341, 385, 399, 405, 441, 465, 495, 513, 539, 567, 589, 627, 651, 665, 693, 735, 837, 855, 891, 931, 945, 1023, 1045, 1085, 1155, 1197, 1323, 1395, 1463, 1485, 1519, 1539, 1617, 1705, 1767, 1881, 1953, 1995, 2079, 2205, 2387, 2511, 2565, 2695, 2793, 2835, 2945, 3069, 3135, 3255, 3465, 3591, 3969, 4123, 4185, 4389, 4455, 4557, 4655, 4851, 5115, 5301, 5643, 5859, 5985, 6237, 6479, 6615, 7161, 7315, 7595, 7695, 8085, 8379, 8835, 9207, 9405, 9765, 10241, 10395, 10773, 11935, 12369, 12555, 13167, 13671, 13965, 14553, 15345, 15903, 16709, 16929, 17577, 17955, 19437, 19845, 20615, 21483, 21945, 22785, 24255, 25137, 26505, 27621, 28215, 28861, 29295, 30723, 31185, 32395, 35805, 37107, 39501, 41013, 41895, 43659, 45353, 46035, 47709, 50127, 51205, 53865, 58311, 61845, 64449, 65835, 68355, 72765, 75411, 79515, 83545, 84645, 86583, 87885, 92169, 97185, 107415, 111321, 118503, 123039, 125685, 136059, 138105, 144305, 150381, 153615, 174933, 185535, 193347, 197505, 205065, 218295, 226765, 238545, 250635, 259749, 276507, 291555, 317471, 322245, 333963, 377055, 408177, 432915, 451143, 460845, 524799, 556605, 592515, 615195, 680295, 751905, 779247, 829521, 874665, 952413, 966735, 1224531, 1298745, 1353429, 1382535, 1587355, 1669815, 2040885, 2255715, 2337741, 2623995, 2857239, 3673593, 3896235, 4147605, 4762065, 6122655, 6767145, 8571717, 11688705, 14286195, 18367965, 25715151, 42858585, 128575755]

約数ペア:

[(1, 128575755), (3, 42858585), (5, 25715151), (7, 18367965), (9, 14286195), (11, 11688705), (15, 8571717), (19, 6767145), (21, 6122655), (27, 4762065), (31, 4147605), (33, 3896235), (35, 3673593), (45, 2857239), (49, 2623995), (55, 2337741), (57, 2255715), (63, 2040885), (77, 1669815), (81, 1587355), (93, 1382535), (95, 1353429), (99, 1298745), (105, 1224531), (133, 966735), (135, 952413), (147, 874665), (155, 829521), (165, 779247), (171, 751905), (189, 680295), (209, 615195), (217, 592515), (231, 556605), (245, 524799), (279, 460845), (285, 451143), (297, 432915), (315, 408177), (341, 377055), (385, 333963), (399, 322245), (405, 317471), (441, 291555), (465, 276507), (495, 259749), (513, 250635), (539, 238545), (567, 226765), (589, 218295), (627, 205065), (651, 197505), (665, 193347), (693, 185535), (735, 174933), (837, 153615), (855, 150381), (891, 144305), (931, 138105), (945, 136059), (1023, 125685), (1045, 123039), (1085, 118503), (1155, 111321), (1197, 107415), (1323, 97185), (1395, 92169), (1463, 87885), (1485, 86583), (1519, 84645), (1539, 83545), (1617, 79515), (1705, 75411), (1767, 72765), (1881, 68355), (1953, 65835), (1995, 64449), (2079, 61845), (2205, 58311), (2387, 53865), (2511, 51205), (2565, 50127), (2695, 47709), (2793, 46035), (2835, 45353), (2945, 43659), (3069, 41895), (3135, 41013), (3255, 39501), (3465, 37107), (3591, 35805), (3969, 32395), (4123, 31185), (4185, 30723), (4389, 29295), (4455, 28861), (4557, 28215), (4655, 27621), (4851, 26505), (5115, 25137), (5301, 24255), (5643, 22785), (5859, 21945), (5985, 21483), (6237, 20615), (6479, 19845), (6615, 19437), (7161, 17955), (7315, 17577), (7595, 16929), (7695, 16709), (8085, 15903), (8379, 15345), (8835, 14553), (9207, 13965), (9405, 13671), (9765, 13167), (10241, 12555), (10395, 12369), (10773, 11935)]