21405786240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{3527}}^1$

素因数の和:3687

約数の個数: 256

約数和(自身を含む): 71251488000

約数和(自身を除く): 49845701760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 109, 116, 120, 128, 145, 160, 174, 192, 218, 232, 240, 290, 320, 327, 348, 384, 435, 436, 464, 480, 545, 580, 640, 654, 696, 870, 872, 928, 960, 1090, 1160, 1308, 1392, 1635, 1740, 1744, 1856, 1920, 2180, 2320, 2616, 2784, 3161, 3270, 3480, 3488, 3527, 3712, 4360, 4640, 5232, 5568, 6322, 6540, 6960, 6976, 7054, 8720, 9280, 9483, 10464, 10581, 11136, 12644, 13080, 13920, 13952, 14108, 15805, 17440, 17635, 18560, 18966, 20928, 21162, 25288, 26160, 27840, 28216, 31610, 34880, 35270, 37932, 41856, 42324, 47415, 50576, 52320, 52905, 55680, 56432, 63220, 69760, 70540, 75864, 84648, 94830, 101152, 102283, 104640, 105810, 112864, 126440, 141080, 151728, 169296, 189660, 202304, 204566, 209280, 211620, 225728, 252880, 282160, 303456, 306849, 338592, 379320, 384443, 404608, 409132, 423240, 451456, 505760, 511415, 564320, 606912, 613698, 677184, 758640, 768886, 818264, 846480, 1011520, 1022830, 1128640, 1153329, 1213824, 1227396, 1354368, 1517280, 1534245, 1537772, 1636528, 1692960, 1922215, 2023040, 2045660, 2257280, 2306658, 2454792, 3034560, 3068490, 3075544, 3273056, 3385920, 3844430, 4091320, 4613316, 4909584, 5766645, 6069120, 6136980, 6151088, 6546112, 6771840, 7688860, 8182640, 9226632, 9819168, 11148847, 11533290, 12273960, 12302176, 13092224, 15377720, 16365280, 18453264, 19638336, 22297694, 23066580, 24547920, 24604352, 30755440, 32730560, 33446541, 36906528, 39276672, 44595388, 46133160, 49095840, 49208704, 55744235, 61510880, 65461120, 66893082, 73813056, 89190776, 92266320, 98191680, 111488470, 123021760, 133786164, 147626112, 167232705, 178381552, 184532640, 196383360, 222976940, 246043520, 267572328, 334465410, 356763104, 369065280, 445953880, 535144656, 668930820, 713526208, 738130560, 891907760, 1070289312, 1337861640, 1427052416, 1783815520, 2140578624, 2675723280, 3567631040, 4281157248, 5351446560, 7135262080, 10702893120, 21405786240]

約数ペア:

[(1, 21405786240), (2, 10702893120), (3, 7135262080), (4, 5351446560), (5, 4281157248), (6, 3567631040), (8, 2675723280), (10, 2140578624), (12, 1783815520), (15, 1427052416), (16, 1337861640), (20, 1070289312), (24, 891907760), (29, 738130560), (30, 713526208), (32, 668930820), (40, 535144656), (48, 445953880), (58, 369065280), (60, 356763104), (64, 334465410), (80, 267572328), (87, 246043520), (96, 222976940), (109, 196383360), (116, 184532640), (120, 178381552), (128, 167232705), (145, 147626112), (160, 133786164), (174, 123021760), (192, 111488470), (218, 98191680), (232, 92266320), (240, 89190776), (290, 73813056), (320, 66893082), (327, 65461120), (348, 61510880), (384, 55744235), (435, 49208704), (436, 49095840), (464, 46133160), (480, 44595388), (545, 39276672), (580, 36906528), (640, 33446541), (654, 32730560), (696, 30755440), (870, 24604352), (872, 24547920), (928, 23066580), (960, 22297694), (1090, 19638336), (1160, 18453264), (1308, 16365280), (1392, 15377720), (1635, 13092224), (1740, 12302176), (1744, 12273960), (1856, 11533290), (1920, 11148847), (2180, 9819168), (2320, 9226632), (2616, 8182640), (2784, 7688860), (3161, 6771840), (3270, 6546112), (3480, 6151088), (3488, 6136980), (3527, 6069120), (3712, 5766645), (4360, 4909584), (4640, 4613316), (5232, 4091320), (5568, 3844430), (6322, 3385920), (6540, 3273056), (6960, 3075544), (6976, 3068490), (7054, 3034560), (8720, 2454792), (9280, 2306658), (9483, 2257280), (10464, 2045660), (10581, 2023040), (11136, 1922215), (12644, 1692960), (13080, 1636528), (13920, 1537772), (13952, 1534245), (14108, 1517280), (15805, 1354368), (17440, 1227396), (17635, 1213824), (18560, 1153329), (18966, 1128640), (20928, 1022830), (21162, 1011520), (25288, 846480), (26160, 818264), (27840, 768886), (28216, 758640), (31610, 677184), (34880, 613698), (35270, 606912), (37932, 564320), (41856, 511415), (42324, 505760), (47415, 451456), (50576, 423240), (52320, 409132), (52905, 404608), (55680, 384443), (56432, 379320), (63220, 338592), (69760, 306849), (70540, 303456), (75864, 282160), (84648, 252880), (94830, 225728), (101152, 211620), (102283, 209280), (104640, 204566), (105810, 202304), (112864, 189660), (126440, 169296), (141080, 151728)]