1978139010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1061}}^1\times {\mathrm{2143}}^1$

素因数の和:3243

約数の個数: 64

約数和(自身を含む): 4918164480

約数和(自身を除く): 2940025470

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 1061, 2122, 2143, 3183, 4286, 5305, 6366, 6429, 10610, 10715, 12858, 15915, 21430, 30769, 31830, 32145, 61538, 62147, 64290, 92307, 124294, 153845, 184614, 186441, 307690, 310735, 372882, 461535, 621470, 923070, 932205, 1864410, 2273723, 4547446, 6821169, 11368615, 13642338, 22737230, 34105845, 65937967, 68211690, 131875934, 197813901, 329689835, 395627802, 659379670, 989069505, 1978139010]

約数ペア:

[(1, 1978139010), (2, 989069505), (3, 659379670), (5, 395627802), (6, 329689835), (10, 197813901), (15, 131875934), (29, 68211690), (30, 65937967), (58, 34105845), (87, 22737230), (145, 13642338), (174, 11368615), (290, 6821169), (435, 4547446), (870, 2273723), (1061, 1864410), (2122, 932205), (2143, 923070), (3183, 621470), (4286, 461535), (5305, 372882), (6366, 310735), (6429, 307690), (10610, 186441), (10715, 184614), (12858, 153845), (15915, 124294), (21430, 92307), (30769, 64290), (31830, 62147), (32145, 61538)]