129979260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{2081}}^1$

素因数の和:2443

約数の個数: 72

約数和(自身を含む): 395596656

約数和(自身を除く): 265617396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 694, 1041, 1388, 1735, 2081, 2082, 3123, 3470, 4162, 4164, 5205, 6243, 6246, 6940, 8324, 10405, 10410, 12486, 12492, 15615, 18729, 20810, 20820, 24972, 31215, 31230, 37458, 41620, 62430, 62460, 74916, 93645, 124860, 187290, 374580, 722107, 1444214, 2166321, 2888428, 3610535, 4332642, 6498963, 7221070, 8665284, 10831605, 12997926, 14442140, 21663210, 25995852, 32494815, 43326420, 64989630, 129979260]

約数ペア:

[(1, 129979260), (2, 64989630), (3, 43326420), (4, 32494815), (5, 25995852), (6, 21663210), (9, 14442140), (10, 12997926), (12, 10831605), (15, 8665284), (18, 7221070), (20, 6498963), (30, 4332642), (36, 3610535), (45, 2888428), (60, 2166321), (90, 1444214), (180, 722107), (347, 374580), (694, 187290), (1041, 124860), (1388, 93645), (1735, 74916), (2081, 62460), (2082, 62430), (3123, 41620), (3470, 37458), (4162, 31230), (4164, 31215), (5205, 24972), (6243, 20820), (6246, 20810), (6940, 18729), (8324, 15615), (10405, 12492), (10410, 12486)]