128729376

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{15413}}^1$

素因数の和:15458

約数の個数: 72

約数和(自身を含む): 378721980

約数和(自身を除く): 249992604

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 261, 288, 348, 464, 522, 696, 928, 1044, 1392, 2088, 2784, 4176, 8352, 15413, 30826, 46239, 61652, 92478, 123304, 138717, 184956, 246608, 277434, 369912, 446977, 493216, 554868, 739824, 893954, 1109736, 1340931, 1479648, 1787908, 2219472, 2681862, 3575816, 4022793, 4438944, 5363724, 7151632, 8045586, 10727448, 14303264, 16091172, 21454896, 32182344, 42909792, 64364688, 128729376]

約数ペア:

[(1, 128729376), (2, 64364688), (3, 42909792), (4, 32182344), (6, 21454896), (8, 16091172), (9, 14303264), (12, 10727448), (16, 8045586), (18, 7151632), (24, 5363724), (29, 4438944), (32, 4022793), (36, 3575816), (48, 2681862), (58, 2219472), (72, 1787908), (87, 1479648), (96, 1340931), (116, 1109736), (144, 893954), (174, 739824), (232, 554868), (261, 493216), (288, 446977), (348, 369912), (464, 277434), (522, 246608), (696, 184956), (928, 138717), (1044, 123304), (1392, 92478), (2088, 61652), (2784, 46239), (4176, 30826), (8352, 15413)]