221559480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19853}}^1$

素因数の和:19901

約数の個数: 96

約数和(自身を含む): 743333760

約数和(自身を除く): 521774280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 19853, 39706, 59559, 79412, 99265, 119118, 158824, 178677, 198530, 238236, 297795, 357354, 397060, 476472, 595590, 615443, 714708, 794120, 893385, 1191180, 1230886, 1429416, 1786770, 1846329, 2382360, 2461772, 3077215, 3573540, 3692658, 4923544, 5538987, 6154430, 7147080, 7385316, 9231645, 11077974, 12308860, 14770632, 18463290, 22155948, 24617720, 27694935, 36926580, 44311896, 55389870, 73853160, 110779740, 221559480]

約数ペア:

[(1, 221559480), (2, 110779740), (3, 73853160), (4, 55389870), (5, 44311896), (6, 36926580), (8, 27694935), (9, 24617720), (10, 22155948), (12, 18463290), (15, 14770632), (18, 12308860), (20, 11077974), (24, 9231645), (30, 7385316), (31, 7147080), (36, 6154430), (40, 5538987), (45, 4923544), (60, 3692658), (62, 3573540), (72, 3077215), (90, 2461772), (93, 2382360), (120, 1846329), (124, 1786770), (155, 1429416), (180, 1230886), (186, 1191180), (248, 893385), (279, 794120), (310, 714708), (360, 615443), (372, 595590), (465, 476472), (558, 397060), (620, 357354), (744, 297795), (930, 238236), (1116, 198530), (1240, 178677), (1395, 158824), (1860, 119118), (2232, 99265), (2790, 79412), (3720, 59559), (5580, 39706), (11160, 19853)]