221644170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{20353}}^1$

素因数の和:20388

約数の個数: 72

約数和(自身を含む): 633457188

約数和(自身を除く): 411813018

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 3630, 5445, 10890, 20353, 40706, 61059, 101765, 122118, 183177, 203530, 223883, 305295, 366354, 447766, 610590, 671649, 915885, 1119415, 1343298, 1831770, 2014947, 2238830, 2462713, 3358245, 4029894, 4925426, 6716490, 7388139, 10074735, 12313565, 14776278, 20149470, 22164417, 24627130, 36940695, 44328834, 73881390, 110822085, 221644170]

約数ペア:

[(1, 221644170), (2, 110822085), (3, 73881390), (5, 44328834), (6, 36940695), (9, 24627130), (10, 22164417), (11, 20149470), (15, 14776278), (18, 12313565), (22, 10074735), (30, 7388139), (33, 6716490), (45, 4925426), (55, 4029894), (66, 3358245), (90, 2462713), (99, 2238830), (110, 2014947), (121, 1831770), (165, 1343298), (198, 1119415), (242, 915885), (330, 671649), (363, 610590), (495, 447766), (605, 366354), (726, 305295), (990, 223883), (1089, 203530), (1210, 183177), (1815, 122118), (2178, 101765), (3630, 61059), (5445, 40706), (10890, 20353)]