128688768

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^2\times {\mathrm{661}}^1$

素因数の和:707

約数の個数: 144

約数和(自身を含む): 401598990

約数和(自身を除く): 272910222

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 169, 192, 208, 234, 288, 312, 338, 384, 416, 468, 507, 576, 624, 661, 676, 832, 936, 1014, 1152, 1248, 1322, 1352, 1521, 1664, 1872, 1983, 2028, 2496, 2644, 2704, 3042, 3744, 3966, 4056, 4992, 5288, 5408, 5949, 6084, 7488, 7932, 8112, 8593, 10576, 10816, 11898, 12168, 14976, 15864, 16224, 17186, 21152, 21632, 23796, 24336, 25779, 31728, 32448, 34372, 42304, 47592, 48672, 51558, 63456, 64896, 68744, 77337, 84608, 95184, 97344, 103116, 111709, 126912, 137488, 154674, 190368, 194688, 206232, 223418, 253824, 274976, 309348, 335127, 380736, 412464, 446836, 549952, 618696, 670254, 761472, 824928, 893672, 1005381, 1099904, 1237392, 1340508, 1649856, 1787344, 2010762, 2474784, 2681016, 3299712, 3574688, 4021524, 4949568, 5362032, 7149376, 8043048, 9899136, 10724064, 14298752, 16086096, 21448128, 32172192, 42896256, 64344384, 128688768]

約数ペア:

[(1, 128688768), (2, 64344384), (3, 42896256), (4, 32172192), (6, 21448128), (8, 16086096), (9, 14298752), (12, 10724064), (13, 9899136), (16, 8043048), (18, 7149376), (24, 5362032), (26, 4949568), (32, 4021524), (36, 3574688), (39, 3299712), (48, 2681016), (52, 2474784), (64, 2010762), (72, 1787344), (78, 1649856), (96, 1340508), (104, 1237392), (117, 1099904), (128, 1005381), (144, 893672), (156, 824928), (169, 761472), (192, 670254), (208, 618696), (234, 549952), (288, 446836), (312, 412464), (338, 380736), (384, 335127), (416, 309348), (468, 274976), (507, 253824), (576, 223418), (624, 206232), (661, 194688), (676, 190368), (832, 154674), (936, 137488), (1014, 126912), (1152, 111709), (1248, 103116), (1322, 97344), (1352, 95184), (1521, 84608), (1664, 77337), (1872, 68744), (1983, 64896), (2028, 63456), (2496, 51558), (2644, 48672), (2704, 47592), (3042, 42304), (3744, 34372), (3966, 32448), (4056, 31728), (4992, 25779), (5288, 24336), (5408, 23796), (5949, 21632), (6084, 21152), (7488, 17186), (7932, 16224), (8112, 15864), (8593, 14976), (10576, 12168), (10816, 11898)]