128808456

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{379}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 398977200

約数和(自身を除く): 270168744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 49, 51, 56, 68, 84, 98, 102, 119, 136, 147, 168, 196, 204, 238, 289, 294, 357, 379, 392, 408, 476, 578, 588, 714, 758, 833, 867, 952, 1137, 1156, 1176, 1428, 1516, 1666, 1734, 2023, 2274, 2312, 2499, 2653, 2856, 3032, 3332, 3468, 4046, 4548, 4998, 5306, 6069, 6443, 6664, 6936, 7959, 8092, 9096, 9996, 10612, 12138, 12886, 14161, 15918, 16184, 18571, 19329, 19992, 21224, 24276, 25772, 28322, 31836, 37142, 38658, 42483, 45101, 48552, 51544, 55713, 56644, 63672, 74284, 77316, 84966, 90202, 109531, 111426, 113288, 135303, 148568, 154632, 169932, 180404, 219062, 222852, 270606, 315707, 328593, 339864, 360808, 438124, 445704, 541212, 631414, 657186, 766717, 876248, 947121, 1082424, 1262828, 1314372, 1533434, 1894242, 2300151, 2525656, 2628744, 3066868, 3788484, 4600302, 5367019, 6133736, 7576968, 9200604, 10734038, 16101057, 18401208, 21468076, 32202114, 42936152, 64404228, 128808456]

約数ペア:

[(1, 128808456), (2, 64404228), (3, 42936152), (4, 32202114), (6, 21468076), (7, 18401208), (8, 16101057), (12, 10734038), (14, 9200604), (17, 7576968), (21, 6133736), (24, 5367019), (28, 4600302), (34, 3788484), (42, 3066868), (49, 2628744), (51, 2525656), (56, 2300151), (68, 1894242), (84, 1533434), (98, 1314372), (102, 1262828), (119, 1082424), (136, 947121), (147, 876248), (168, 766717), (196, 657186), (204, 631414), (238, 541212), (289, 445704), (294, 438124), (357, 360808), (379, 339864), (392, 328593), (408, 315707), (476, 270606), (578, 222852), (588, 219062), (714, 180404), (758, 169932), (833, 154632), (867, 148568), (952, 135303), (1137, 113288), (1156, 111426), (1176, 109531), (1428, 90202), (1516, 84966), (1666, 77316), (1734, 74284), (2023, 63672), (2274, 56644), (2312, 55713), (2499, 51544), (2653, 48552), (2856, 45101), (3032, 42483), (3332, 38658), (3468, 37142), (4046, 31836), (4548, 28322), (4998, 25772), (5306, 24276), (6069, 21224), (6443, 19992), (6664, 19329), (6936, 18571), (7959, 16184), (8092, 15918), (9096, 14161), (9996, 12886), (10612, 12138)]