1999971312

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{75619}}^1$

素因数の和:75678

約数の個数: 80

約数和(自身を含む): 5626128000

約数和(自身を除く): 3626156688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 29, 38, 48, 57, 58, 76, 87, 114, 116, 152, 174, 228, 232, 304, 348, 456, 464, 551, 696, 912, 1102, 1392, 1653, 2204, 3306, 4408, 6612, 8816, 13224, 26448, 75619, 151238, 226857, 302476, 453714, 604952, 907428, 1209904, 1436761, 1814856, 2192951, 2873522, 3629712, 4310283, 4385902, 5747044, 6578853, 8620566, 8771804, 11494088, 13157706, 17241132, 17543608, 22988176, 26315412, 34482264, 35087216, 41666069, 52630824, 68964528, 83332138, 105261648, 124998207, 166664276, 249996414, 333328552, 499992828, 666657104, 999985656, 1999971312]

約数ペア:

[(1, 1999971312), (2, 999985656), (3, 666657104), (4, 499992828), (6, 333328552), (8, 249996414), (12, 166664276), (16, 124998207), (19, 105261648), (24, 83332138), (29, 68964528), (38, 52630824), (48, 41666069), (57, 35087216), (58, 34482264), (76, 26315412), (87, 22988176), (114, 17543608), (116, 17241132), (152, 13157706), (174, 11494088), (228, 8771804), (232, 8620566), (304, 6578853), (348, 5747044), (456, 4385902), (464, 4310283), (551, 3629712), (696, 2873522), (912, 2192951), (1102, 1814856), (1392, 1436761), (1653, 1209904), (2204, 907428), (3306, 604952), (4408, 453714), (6612, 302476), (8816, 226857), (13224, 151238), (26448, 75619)]