18164520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1$

素因数の和:181

約数の個数: 192

約数和(自身を含む): 67032000

約数和(自身を除く): 48867480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 121, 132, 135, 139, 165, 180, 198, 216, 220, 242, 264, 270, 278, 297, 330, 360, 363, 396, 417, 440, 484, 495, 540, 556, 594, 605, 660, 695, 726, 792, 834, 968, 990, 1080, 1089, 1112, 1188, 1210, 1251, 1320, 1390, 1452, 1485, 1529, 1668, 1815, 1980, 2085, 2178, 2376, 2420, 2502, 2780, 2904, 2970, 3058, 3267, 3336, 3630, 3753, 3960, 4170, 4356, 4587, 4840, 5004, 5445, 5560, 5940, 6116, 6255, 6534, 7260, 7506, 7645, 8340, 8712, 9174, 10008, 10890, 11880, 12232, 12510, 13068, 13761, 14520, 15012, 15290, 16335, 16680, 16819, 18348, 18765, 21780, 22935, 25020, 26136, 27522, 30024, 30580, 32670, 33638, 36696, 37530, 41283, 43560, 45870, 50040, 50457, 55044, 61160, 65340, 67276, 68805, 75060, 82566, 84095, 91740, 100914, 110088, 130680, 134552, 137610, 150120, 151371, 165132, 168190, 183480, 201828, 206415, 252285, 275220, 302742, 330264, 336380, 403656, 412830, 454113, 504570, 550440, 605484, 672760, 756855, 825660, 908226, 1009140, 1210968, 1513710, 1651320, 1816452, 2018280, 2270565, 3027420, 3632904, 4541130, 6054840, 9082260, 18164520]

約数ペア:

[(1, 18164520), (2, 9082260), (3, 6054840), (4, 4541130), (5, 3632904), (6, 3027420), (8, 2270565), (9, 2018280), (10, 1816452), (11, 1651320), (12, 1513710), (15, 1210968), (18, 1009140), (20, 908226), (22, 825660), (24, 756855), (27, 672760), (30, 605484), (33, 550440), (36, 504570), (40, 454113), (44, 412830), (45, 403656), (54, 336380), (55, 330264), (60, 302742), (66, 275220), (72, 252285), (88, 206415), (90, 201828), (99, 183480), (108, 168190), (110, 165132), (120, 151371), (121, 150120), (132, 137610), (135, 134552), (139, 130680), (165, 110088), (180, 100914), (198, 91740), (216, 84095), (220, 82566), (242, 75060), (264, 68805), (270, 67276), (278, 65340), (297, 61160), (330, 55044), (360, 50457), (363, 50040), (396, 45870), (417, 43560), (440, 41283), (484, 37530), (495, 36696), (540, 33638), (556, 32670), (594, 30580), (605, 30024), (660, 27522), (695, 26136), (726, 25020), (792, 22935), (834, 21780), (968, 18765), (990, 18348), (1080, 16819), (1089, 16680), (1112, 16335), (1188, 15290), (1210, 15012), (1251, 14520), (1320, 13761), (1390, 13068), (1452, 12510), (1485, 12232), (1529, 11880), (1668, 10890), (1815, 10008), (1980, 9174), (2085, 8712), (2178, 8340), (2376, 7645), (2420, 7506), (2502, 7260), (2780, 6534), (2904, 6255), (2970, 6116), (3058, 5940), (3267, 5560), (3336, 5445), (3630, 5004), (3753, 4840), (3960, 4587), (4170, 4356)]