317484440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87221}}^1$

素因数の和:87252

約数の個数: 64

約数和(自身を含む): 879197760

約数和(自身を除く): 561713320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 87221, 174442, 348884, 436105, 610547, 697768, 872210, 1133873, 1221094, 1744420, 2267746, 2442188, 3052735, 3488840, 4535492, 4884376, 5669365, 6105470, 7937111, 9070984, 11338730, 12210940, 15874222, 22677460, 24421880, 31748444, 39685555, 45354920, 63496888, 79371110, 158742220, 317484440]

約数ペア:

[(1, 317484440), (2, 158742220), (4, 79371110), (5, 63496888), (7, 45354920), (8, 39685555), (10, 31748444), (13, 24421880), (14, 22677460), (20, 15874222), (26, 12210940), (28, 11338730), (35, 9070984), (40, 7937111), (52, 6105470), (56, 5669365), (65, 4884376), (70, 4535492), (91, 3488840), (104, 3052735), (130, 2442188), (140, 2267746), (182, 1744420), (260, 1221094), (280, 1133873), (364, 872210), (455, 697768), (520, 610547), (728, 436105), (910, 348884), (1820, 174442), (3640, 87221)]