218561904

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4451}}^1$

素因数の和:4507

約数の個数: 120

約数和(自身を含む): 688955904

約数和(自身を除く): 470394000

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 33, 36, 44, 48, 62, 66, 72, 88, 93, 99, 124, 132, 144, 176, 186, 198, 248, 264, 279, 341, 372, 396, 496, 528, 558, 682, 744, 792, 1023, 1116, 1364, 1488, 1584, 2046, 2232, 2728, 3069, 4092, 4451, 4464, 5456, 6138, 8184, 8902, 12276, 13353, 16368, 17804, 24552, 26706, 35608, 40059, 48961, 49104, 53412, 71216, 80118, 97922, 106824, 137981, 146883, 160236, 195844, 213648, 275962, 293766, 320472, 391688, 413943, 440649, 551924, 587532, 640944, 783376, 827886, 881298, 1103848, 1175064, 1241829, 1517791, 1655772, 1762596, 2207696, 2350128, 2483658, 3035582, 3311544, 3525192, 4553373, 4967316, 6071164, 6623088, 7050384, 9106746, 9934632, 12142328, 13660119, 18213492, 19869264, 24284656, 27320238, 36426984, 54640476, 72853968, 109280952, 218561904]

約数ペア:

[(1, 218561904), (2, 109280952), (3, 72853968), (4, 54640476), (6, 36426984), (8, 27320238), (9, 24284656), (11, 19869264), (12, 18213492), (16, 13660119), (18, 12142328), (22, 9934632), (24, 9106746), (31, 7050384), (33, 6623088), (36, 6071164), (44, 4967316), (48, 4553373), (62, 3525192), (66, 3311544), (72, 3035582), (88, 2483658), (93, 2350128), (99, 2207696), (124, 1762596), (132, 1655772), (144, 1517791), (176, 1241829), (186, 1175064), (198, 1103848), (248, 881298), (264, 827886), (279, 783376), (341, 640944), (372, 587532), (396, 551924), (496, 440649), (528, 413943), (558, 391688), (682, 320472), (744, 293766), (792, 275962), (1023, 213648), (1116, 195844), (1364, 160236), (1488, 146883), (1584, 137981), (2046, 106824), (2232, 97922), (2728, 80118), (3069, 71216), (4092, 53412), (4451, 49104), (4464, 48961), (5456, 40059), (6138, 35608), (8184, 26706), (8902, 24552), (12276, 17804), (13353, 16368)]