819983080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{599}}^1\times {\mathrm{4889}}^1$

素因数の和:5506

約数の個数: 64

約数和(自身を含む): 2112480000

約数和(自身を除く): 1292496920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 599, 1198, 2396, 2995, 4193, 4792, 4889, 5990, 8386, 9778, 11980, 16772, 19556, 20965, 23960, 24445, 33544, 34223, 39112, 41930, 48890, 68446, 83860, 97780, 136892, 167720, 171115, 195560, 273784, 342230, 684460, 1368920, 2928511, 5857022, 11714044, 14642555, 20499577, 23428088, 29285110, 40999154, 58570220, 81998308, 102497885, 117140440, 163996616, 204995770, 409991540, 819983080]

約数ペア:

[(1, 819983080), (2, 409991540), (4, 204995770), (5, 163996616), (7, 117140440), (8, 102497885), (10, 81998308), (14, 58570220), (20, 40999154), (28, 29285110), (35, 23428088), (40, 20499577), (56, 14642555), (70, 11714044), (140, 5857022), (280, 2928511), (599, 1368920), (1198, 684460), (2396, 342230), (2995, 273784), (4193, 195560), (4792, 171115), (4889, 167720), (5990, 136892), (8386, 97780), (9778, 83860), (11980, 68446), (16772, 48890), (19556, 41930), (20965, 39112), (23960, 34223), (24445, 33544)]