128220456

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8387}}^1$

素因数の和:8423

約数の個数: 96

約数和(自身を含む): 401617440

約数和(自身を除く): 273396984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 49, 52, 56, 78, 84, 91, 98, 104, 147, 156, 168, 182, 196, 273, 294, 312, 364, 392, 546, 588, 637, 728, 1092, 1176, 1274, 1911, 2184, 2548, 3822, 5096, 7644, 8387, 15288, 16774, 25161, 33548, 50322, 58709, 67096, 100644, 109031, 117418, 176127, 201288, 218062, 234836, 327093, 352254, 410963, 436124, 469672, 654186, 704508, 763217, 821926, 872248, 1232889, 1308372, 1409016, 1526434, 1643852, 2289651, 2465778, 2616744, 3052868, 3287704, 4579302, 4931556, 5342519, 6105736, 9158604, 9863112, 10685038, 16027557, 18317208, 21370076, 32055114, 42740152, 64110228, 128220456]

約数ペア:

[(1, 128220456), (2, 64110228), (3, 42740152), (4, 32055114), (6, 21370076), (7, 18317208), (8, 16027557), (12, 10685038), (13, 9863112), (14, 9158604), (21, 6105736), (24, 5342519), (26, 4931556), (28, 4579302), (39, 3287704), (42, 3052868), (49, 2616744), (52, 2465778), (56, 2289651), (78, 1643852), (84, 1526434), (91, 1409016), (98, 1308372), (104, 1232889), (147, 872248), (156, 821926), (168, 763217), (182, 704508), (196, 654186), (273, 469672), (294, 436124), (312, 410963), (364, 352254), (392, 327093), (546, 234836), (588, 218062), (637, 201288), (728, 176127), (1092, 117418), (1176, 109031), (1274, 100644), (1911, 67096), (2184, 58709), (2548, 50322), (3822, 33548), (5096, 25161), (7644, 16774), (8387, 15288)]