221295564

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:346

約数の個数: 180

約数和(自身を含む): 688265424

約数和(自身を除く): 466969860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 53, 54, 63, 81, 84, 98, 106, 108, 126, 147, 159, 162, 189, 196, 212, 252, 263, 294, 318, 324, 371, 378, 441, 477, 526, 567, 588, 636, 742, 756, 789, 882, 954, 1052, 1113, 1134, 1323, 1431, 1484, 1578, 1764, 1841, 1908, 2226, 2268, 2367, 2597, 2646, 2862, 3156, 3339, 3682, 3969, 4293, 4452, 4734, 5194, 5292, 5523, 5724, 6678, 7101, 7364, 7791, 7938, 8586, 9468, 10017, 10388, 11046, 12887, 13356, 13939, 14202, 15582, 15876, 16569, 17172, 20034, 21303, 22092, 23373, 25774, 27878, 28404, 30051, 31164, 33138, 38661, 40068, 41817, 42606, 46746, 49707, 51548, 55756, 60102, 66276, 70119, 77322, 83634, 85212, 93492, 97573, 99414, 115983, 120204, 125451, 140238, 149121, 154644, 167268, 195146, 198828, 210357, 231966, 250902, 280476, 292719, 298242, 347949, 376353, 390292, 420714, 463932, 501804, 585438, 596484, 683011, 695898, 752706, 841428, 878157, 1043847, 1129059, 1170876, 1366022, 1391796, 1505412, 1756314, 2049033, 2087694, 2258118, 2634471, 2732044, 3512628, 4098066, 4175388, 4516236, 5268942, 6147099, 7903413, 8196132, 10537884, 12294198, 15806826, 18441297, 24588396, 31613652, 36882594, 55323891, 73765188, 110647782, 221295564]

約数ペア:

[(1, 221295564), (2, 110647782), (3, 73765188), (4, 55323891), (6, 36882594), (7, 31613652), (9, 24588396), (12, 18441297), (14, 15806826), (18, 12294198), (21, 10537884), (27, 8196132), (28, 7903413), (36, 6147099), (42, 5268942), (49, 4516236), (53, 4175388), (54, 4098066), (63, 3512628), (81, 2732044), (84, 2634471), (98, 2258118), (106, 2087694), (108, 2049033), (126, 1756314), (147, 1505412), (159, 1391796), (162, 1366022), (189, 1170876), (196, 1129059), (212, 1043847), (252, 878157), (263, 841428), (294, 752706), (318, 695898), (324, 683011), (371, 596484), (378, 585438), (441, 501804), (477, 463932), (526, 420714), (567, 390292), (588, 376353), (636, 347949), (742, 298242), (756, 292719), (789, 280476), (882, 250902), (954, 231966), (1052, 210357), (1113, 198828), (1134, 195146), (1323, 167268), (1431, 154644), (1484, 149121), (1578, 140238), (1764, 125451), (1841, 120204), (1908, 115983), (2226, 99414), (2268, 97573), (2367, 93492), (2597, 85212), (2646, 83634), (2862, 77322), (3156, 70119), (3339, 66276), (3682, 60102), (3969, 55756), (4293, 51548), (4452, 49707), (4734, 46746), (5194, 42606), (5292, 41817), (5523, 40068), (5724, 38661), (6678, 33138), (7101, 31164), (7364, 30051), (7791, 28404), (7938, 27878), (8586, 25774), (9468, 23373), (10017, 22092), (10388, 21303), (11046, 20034), (12887, 17172), (13356, 16569), (13939, 15876), (14202, 15582)]