128210732860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{911}}^1\times {\mathrm{2897}}^1$

素因数の和:4171

約数の個数: 96

約数和(自身を含む): 309037897728

約数和(自身を除く): 180827164868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 347, 694, 911, 1388, 1735, 1822, 2429, 2897, 3470, 3644, 4555, 4858, 5794, 6377, 6940, 9110, 9716, 11588, 12145, 12754, 14485, 18220, 20279, 24290, 25508, 28970, 31885, 40558, 48580, 57940, 63770, 81116, 101395, 127540, 202790, 316117, 405580, 632234, 1005259, 1264468, 1580585, 2010518, 2212819, 2639167, 3161170, 4021036, 4425638, 5026295, 5278334, 6322340, 7036813, 8851276, 10052590, 10556668, 11064095, 13195835, 14073626, 18474169, 20105180, 22128190, 26391670, 28147252, 35184065, 36948338, 44256380, 52783340, 70368130, 73896676, 92370845, 140736260, 184741690, 369483380, 915790949, 1831581898, 3663163796, 4578954745, 6410536643, 9157909490, 12821073286, 18315818980, 25642146572, 32052683215, 64105366430, 128210732860]

約数ペア:

[(1, 128210732860), (2, 64105366430), (4, 32052683215), (5, 25642146572), (7, 18315818980), (10, 12821073286), (14, 9157909490), (20, 6410536643), (28, 4578954745), (35, 3663163796), (70, 1831581898), (140, 915790949), (347, 369483380), (694, 184741690), (911, 140736260), (1388, 92370845), (1735, 73896676), (1822, 70368130), (2429, 52783340), (2897, 44256380), (3470, 36948338), (3644, 35184065), (4555, 28147252), (4858, 26391670), (5794, 22128190), (6377, 20105180), (6940, 18474169), (9110, 14073626), (9716, 13195835), (11588, 11064095), (12145, 10556668), (12754, 10052590), (14485, 8851276), (18220, 7036813), (20279, 6322340), (24290, 5278334), (25508, 5026295), (28970, 4425638), (31885, 4021036), (40558, 3161170), (48580, 2639167), (57940, 2212819), (63770, 2010518), (81116, 1580585), (101395, 1264468), (127540, 1005259), (202790, 632234), (316117, 405580)]