20191231440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{4583}}^1$

素因数の和:4842

約数の個数: 240

約数和(自身を含む): 70494952320

約数和(自身を除く): 50303720880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 211, 232, 240, 261, 290, 348, 360, 422, 435, 464, 522, 580, 633, 696, 720, 844, 870, 1044, 1055, 1160, 1266, 1305, 1392, 1688, 1740, 1899, 2088, 2110, 2320, 2532, 2610, 3165, 3376, 3480, 3798, 4176, 4220, 4583, 5064, 5220, 6119, 6330, 6960, 7596, 8440, 9166, 9495, 10128, 10440, 12238, 12660, 13749, 15192, 16880, 18332, 18357, 18990, 20880, 22915, 24476, 25320, 27498, 30384, 30595, 36664, 36714, 37980, 41247, 45830, 48952, 50640, 54996, 55071, 61190, 68745, 73328, 73428, 75960, 82494, 91660, 91785, 97904, 109992, 110142, 122380, 132907, 137490, 146856, 151920, 164988, 183320, 183570, 206235, 219984, 220284, 244760, 265814, 274980, 275355, 293712, 329976, 366640, 367140, 398721, 412470, 440568, 489520, 531628, 549960, 550710, 659952, 664535, 734280, 797442, 824940, 881136, 967013, 1063256, 1099920, 1101420, 1196163, 1329070, 1468560, 1594884, 1649880, 1934026, 1993605, 2126512, 2202840, 2392326, 2658140, 2901039, 3189768, 3299760, 3868052, 3987210, 4405680, 4784652, 4835065, 5316280, 5802078, 5980815, 6379536, 7736104, 7974420, 8703117, 9569304, 9670130, 10632560, 11604156, 11961630, 14505195, 15472208, 15948840, 17406234, 19138608, 19340260, 23208312, 23923260, 28043377, 29010390, 31897680, 34812468, 38680520, 43515585, 46416624, 47846520, 56086754, 58020780, 69624936, 77361040, 84130131, 87031170, 95693040, 112173508, 116041560, 139249872, 140216885, 168260262, 174062340, 224347016, 232083120, 252390393, 280433770, 336520524, 348124680, 420650655, 448694032, 504780786, 560867540, 673041048, 696249360, 841301310, 1009561572, 1121735080, 1261951965, 1346082096, 1682602620, 2019123144, 2243470160, 2523903930, 3365205240, 4038246288, 5047807860, 6730410480, 10095615720, 20191231440]

約数ペア:

[(1, 20191231440), (2, 10095615720), (3, 6730410480), (4, 5047807860), (5, 4038246288), (6, 3365205240), (8, 2523903930), (9, 2243470160), (10, 2019123144), (12, 1682602620), (15, 1346082096), (16, 1261951965), (18, 1121735080), (20, 1009561572), (24, 841301310), (29, 696249360), (30, 673041048), (36, 560867540), (40, 504780786), (45, 448694032), (48, 420650655), (58, 348124680), (60, 336520524), (72, 280433770), (80, 252390393), (87, 232083120), (90, 224347016), (116, 174062340), (120, 168260262), (144, 140216885), (145, 139249872), (174, 116041560), (180, 112173508), (211, 95693040), (232, 87031170), (240, 84130131), (261, 77361040), (290, 69624936), (348, 58020780), (360, 56086754), (422, 47846520), (435, 46416624), (464, 43515585), (522, 38680520), (580, 34812468), (633, 31897680), (696, 29010390), (720, 28043377), (844, 23923260), (870, 23208312), (1044, 19340260), (1055, 19138608), (1160, 17406234), (1266, 15948840), (1305, 15472208), (1392, 14505195), (1688, 11961630), (1740, 11604156), (1899, 10632560), (2088, 9670130), (2110, 9569304), (2320, 8703117), (2532, 7974420), (2610, 7736104), (3165, 6379536), (3376, 5980815), (3480, 5802078), (3798, 5316280), (4176, 4835065), (4220, 4784652), (4583, 4405680), (5064, 3987210), (5220, 3868052), (6119, 3299760), (6330, 3189768), (6960, 2901039), (7596, 2658140), (8440, 2392326), (9166, 2202840), (9495, 2126512), (10128, 1993605), (10440, 1934026), (12238, 1649880), (12660, 1594884), (13749, 1468560), (15192, 1329070), (16880, 1196163), (18332, 1101420), (18357, 1099920), (18990, 1063256), (20880, 967013), (22915, 881136), (24476, 824940), (25320, 797442), (27498, 734280), (30384, 664535), (30595, 659952), (36664, 550710), (36714, 549960), (37980, 531628), (41247, 489520), (45830, 440568), (48952, 412470), (50640, 398721), (54996, 367140), (55071, 366640), (61190, 329976), (68745, 293712), (73328, 275355), (73428, 274980), (75960, 265814), (82494, 244760), (91660, 220284), (91785, 219984), (97904, 206235), (109992, 183570), (110142, 183320), (122380, 164988), (132907, 151920), (137490, 146856)]