256907160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{237877}}^1$

素因数の和:237897

約数の個数: 64

約数和(自身を含む): 856360800

約数和(自身を除く): 599453640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 237877, 475754, 713631, 951508, 1189385, 1427262, 1903016, 2140893, 2378770, 2854524, 3568155, 4281786, 4757540, 5709048, 6422679, 7136310, 8563572, 9515080, 10704465, 12845358, 14272620, 17127144, 21408930, 25690716, 28545240, 32113395, 42817860, 51381432, 64226790, 85635720, 128453580, 256907160]

約数ペア:

[(1, 256907160), (2, 128453580), (3, 85635720), (4, 64226790), (5, 51381432), (6, 42817860), (8, 32113395), (9, 28545240), (10, 25690716), (12, 21408930), (15, 17127144), (18, 14272620), (20, 12845358), (24, 10704465), (27, 9515080), (30, 8563572), (36, 7136310), (40, 6422679), (45, 5709048), (54, 4757540), (60, 4281786), (72, 3568155), (90, 2854524), (108, 2378770), (120, 2140893), (135, 1903016), (180, 1427262), (216, 1189385), (270, 951508), (360, 713631), (540, 475754), (1080, 237877)]