16521120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1$

素因数の和:188

約数の個数: 288

約数和(自身を含む): 70761600

約数和(自身を除く): 54240480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 110, 112, 120, 126, 132, 140, 144, 149, 154, 160, 165, 168, 176, 180, 198, 210, 220, 224, 231, 240, 252, 264, 280, 288, 298, 308, 315, 330, 336, 352, 360, 385, 396, 420, 440, 447, 462, 480, 495, 504, 528, 560, 596, 616, 630, 660, 672, 693, 720, 745, 770, 792, 840, 880, 894, 924, 990, 1008, 1043, 1056, 1120, 1155, 1192, 1232, 1260, 1320, 1341, 1386, 1440, 1490, 1540, 1584, 1639, 1680, 1760, 1788, 1848, 1980, 2016, 2086, 2235, 2310, 2384, 2464, 2520, 2640, 2682, 2772, 2980, 3080, 3129, 3168, 3278, 3360, 3465, 3576, 3696, 3960, 4172, 4470, 4620, 4768, 4917, 5040, 5215, 5280, 5364, 5544, 5960, 6160, 6258, 6556, 6705, 6930, 7152, 7392, 7920, 8195, 8344, 8940, 9240, 9387, 9834, 10080, 10430, 10728, 11088, 11473, 11920, 12320, 12516, 13112, 13410, 13860, 14304, 14751, 15645, 15840, 16390, 16688, 17880, 18480, 18774, 19668, 20860, 21456, 22176, 22946, 23840, 24585, 25032, 26224, 26820, 27720, 29502, 31290, 32780, 33376, 34419, 35760, 36960, 37548, 39336, 41720, 42912, 45892, 46935, 49170, 50064, 52448, 53640, 55440, 57365, 59004, 62580, 65560, 68838, 71520, 73755, 75096, 78672, 83440, 91784, 93870, 98340, 100128, 103257, 107280, 110880, 114730, 118008, 125160, 131120, 137676, 147510, 150192, 157344, 166880, 172095, 183568, 187740, 196680, 206514, 214560, 229460, 236016, 250320, 262240, 275352, 295020, 300384, 344190, 367136, 375480, 393360, 413028, 458920, 472032, 500640, 516285, 550704, 590040, 688380, 750960, 786720, 826056, 917840, 1032570, 1101408, 1180080, 1376760, 1501920, 1652112, 1835680, 2065140, 2360160, 2753520, 3304224, 4130280, 5507040, 8260560, 16521120]

約数ペア:

[(1, 16521120), (2, 8260560), (3, 5507040), (4, 4130280), (5, 3304224), (6, 2753520), (7, 2360160), (8, 2065140), (9, 1835680), (10, 1652112), (11, 1501920), (12, 1376760), (14, 1180080), (15, 1101408), (16, 1032570), (18, 917840), (20, 826056), (21, 786720), (22, 750960), (24, 688380), (28, 590040), (30, 550704), (32, 516285), (33, 500640), (35, 472032), (36, 458920), (40, 413028), (42, 393360), (44, 375480), (45, 367136), (48, 344190), (55, 300384), (56, 295020), (60, 275352), (63, 262240), (66, 250320), (70, 236016), (72, 229460), (77, 214560), (80, 206514), (84, 196680), (88, 187740), (90, 183568), (96, 172095), (99, 166880), (105, 157344), (110, 150192), (112, 147510), (120, 137676), (126, 131120), (132, 125160), (140, 118008), (144, 114730), (149, 110880), (154, 107280), (160, 103257), (165, 100128), (168, 98340), (176, 93870), (180, 91784), (198, 83440), (210, 78672), (220, 75096), (224, 73755), (231, 71520), (240, 68838), (252, 65560), (264, 62580), (280, 59004), (288, 57365), (298, 55440), (308, 53640), (315, 52448), (330, 50064), (336, 49170), (352, 46935), (360, 45892), (385, 42912), (396, 41720), (420, 39336), (440, 37548), (447, 36960), (462, 35760), (480, 34419), (495, 33376), (504, 32780), (528, 31290), (560, 29502), (596, 27720), (616, 26820), (630, 26224), (660, 25032), (672, 24585), (693, 23840), (720, 22946), (745, 22176), (770, 21456), (792, 20860), (840, 19668), (880, 18774), (894, 18480), (924, 17880), (990, 16688), (1008, 16390), (1043, 15840), (1056, 15645), (1120, 14751), (1155, 14304), (1192, 13860), (1232, 13410), (1260, 13112), (1320, 12516), (1341, 12320), (1386, 11920), (1440, 11473), (1490, 11088), (1540, 10728), (1584, 10430), (1639, 10080), (1680, 9834), (1760, 9387), (1788, 9240), (1848, 8940), (1980, 8344), (2016, 8195), (2086, 7920), (2235, 7392), (2310, 7152), (2384, 6930), (2464, 6705), (2520, 6556), (2640, 6258), (2682, 6160), (2772, 5960), (2980, 5544), (3080, 5364), (3129, 5280), (3168, 5215), (3278, 5040), (3360, 4917), (3465, 4768), (3576, 4620), (3696, 4470), (3960, 4172)]