221265440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1039}}^1$

素因数の和:1087

約数の個数: 96

約数和(自身を含む): 575527680

約数和(自身を除く): 354262240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1039, 1210, 1331, 1760, 1936, 2078, 2420, 2662, 3872, 4156, 4840, 5195, 5324, 6655, 8312, 9680, 10390, 10648, 11429, 13310, 16624, 19360, 20780, 21296, 22858, 26620, 33248, 41560, 42592, 45716, 53240, 57145, 83120, 91432, 106480, 114290, 125719, 166240, 182864, 212960, 228580, 251438, 365728, 457160, 502876, 628595, 914320, 1005752, 1257190, 1382909, 1828640, 2011504, 2514380, 2765818, 4023008, 5028760, 5531636, 6914545, 10057520, 11063272, 13829090, 20115040, 22126544, 27658180, 44253088, 55316360, 110632720, 221265440]

約数ペア:

[(1, 221265440), (2, 110632720), (4, 55316360), (5, 44253088), (8, 27658180), (10, 22126544), (11, 20115040), (16, 13829090), (20, 11063272), (22, 10057520), (32, 6914545), (40, 5531636), (44, 5028760), (55, 4023008), (80, 2765818), (88, 2514380), (110, 2011504), (121, 1828640), (160, 1382909), (176, 1257190), (220, 1005752), (242, 914320), (352, 628595), (440, 502876), (484, 457160), (605, 365728), (880, 251438), (968, 228580), (1039, 212960), (1210, 182864), (1331, 166240), (1760, 125719), (1936, 114290), (2078, 106480), (2420, 91432), (2662, 83120), (3872, 57145), (4156, 53240), (4840, 45716), (5195, 42592), (5324, 41560), (6655, 33248), (8312, 26620), (9680, 22858), (10390, 21296), (10648, 20780), (11429, 19360), (13310, 16624)]