221539320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{205129}}^1$

素因数の和:205149

約数の個数: 64

約数和(自身を含む): 738468000

約数和(自身を除く): 516928680

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, 205129, 410258, 615387, 820516, 1025645, 1230774, 1641032, 1846161, 2051290, 2461548, 3076935, 3692322, 4102580, 4923096, 5538483, 6153870, 7384644, 8205160, 9230805, 11076966, 12307740, 14769288, 18461610, 22153932, 24615480, 27692415, 36923220, 44307864, 55384830, 73846440, 110769660, 221539320]

約数ペア:

[(1, 221539320), (2, 110769660), (3, 73846440), (4, 55384830), (5, 44307864), (6, 36923220), (8, 27692415), (9, 24615480), (10, 22153932), (12, 18461610), (15, 14769288), (18, 12307740), (20, 11076966), (24, 9230805), (27, 8205160), (30, 7384644), (36, 6153870), (40, 5538483), (45, 4923096), (54, 4102580), (60, 3692322), (72, 3076935), (90, 2461548), (108, 2051290), (120, 1846161), (135, 1641032), (180, 1230774), (216, 1025645), (270, 820516), (360, 615387), (540, 410258), (1080, 205129)]