17967891920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{6971}}^1$

素因数の和:7125

約数の個数: 160

約数和(自身を含む): 47618202240

約数和(自身を除く): 29650310320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 101, 110, 116, 145, 176, 202, 220, 232, 290, 319, 404, 440, 464, 505, 580, 638, 808, 880, 1010, 1111, 1160, 1276, 1595, 1616, 2020, 2222, 2320, 2552, 2929, 3190, 4040, 4444, 5104, 5555, 5858, 6380, 6971, 8080, 8888, 11110, 11716, 12760, 13942, 14645, 17776, 22220, 23432, 25520, 27884, 29290, 32219, 34855, 44440, 46864, 55768, 58580, 64438, 69710, 76681, 88880, 111536, 117160, 128876, 139420, 153362, 161095, 202159, 234320, 257752, 278840, 306724, 322190, 383405, 404318, 515504, 557680, 613448, 644380, 704071, 766810, 808636, 1010795, 1226896, 1288760, 1408142, 1533620, 1617272, 2021590, 2223749, 2577520, 2816284, 3067240, 3234544, 3520355, 4043180, 4447498, 5632568, 6134480, 7040710, 7744781, 8086360, 8894996, 11118745, 11265136, 14081420, 15489562, 16172720, 17789992, 20418059, 22237490, 28162840, 30979124, 35579984, 38723905, 40836118, 44474980, 56325680, 61958248, 77447810, 81672236, 88949960, 102090295, 123916496, 154895620, 163344472, 177899920, 204180590, 224598649, 309791240, 326688944, 408361180, 449197298, 619582480, 816722360, 898394596, 1122993245, 1633444720, 1796789192, 2245986490, 3593578384, 4491972980, 8983945960, 17967891920]

約数ペア:

[(1, 17967891920), (2, 8983945960), (4, 4491972980), (5, 3593578384), (8, 2245986490), (10, 1796789192), (11, 1633444720), (16, 1122993245), (20, 898394596), (22, 816722360), (29, 619582480), (40, 449197298), (44, 408361180), (55, 326688944), (58, 309791240), (80, 224598649), (88, 204180590), (101, 177899920), (110, 163344472), (116, 154895620), (145, 123916496), (176, 102090295), (202, 88949960), (220, 81672236), (232, 77447810), (290, 61958248), (319, 56325680), (404, 44474980), (440, 40836118), (464, 38723905), (505, 35579984), (580, 30979124), (638, 28162840), (808, 22237490), (880, 20418059), (1010, 17789992), (1111, 16172720), (1160, 15489562), (1276, 14081420), (1595, 11265136), (1616, 11118745), (2020, 8894996), (2222, 8086360), (2320, 7744781), (2552, 7040710), (2929, 6134480), (3190, 5632568), (4040, 4447498), (4444, 4043180), (5104, 3520355), (5555, 3234544), (5858, 3067240), (6380, 2816284), (6971, 2577520), (8080, 2223749), (8888, 2021590), (11110, 1617272), (11716, 1533620), (12760, 1408142), (13942, 1288760), (14645, 1226896), (17776, 1010795), (22220, 808636), (23432, 766810), (25520, 704071), (27884, 644380), (29290, 613448), (32219, 557680), (34855, 515504), (44440, 404318), (46864, 383405), (55768, 322190), (58580, 306724), (64438, 278840), (69710, 257752), (76681, 234320), (88880, 202159), (111536, 161095), (117160, 153362), (128876, 139420)]