20537521920

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{16061}}^1$

素因数の和:16128

約数の個数: 288

約数和(自身を含む): 74854059840

約数和(自身を除く): 54316537920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 64, 72, 74, 80, 90, 96, 108, 111, 120, 128, 135, 144, 148, 160, 180, 185, 192, 216, 222, 240, 256, 270, 288, 296, 320, 333, 360, 370, 384, 432, 444, 480, 540, 555, 576, 592, 640, 666, 720, 740, 768, 864, 888, 960, 999, 1080, 1110, 1152, 1184, 1280, 1332, 1440, 1480, 1665, 1728, 1776, 1920, 1998, 2160, 2220, 2304, 2368, 2664, 2880, 2960, 3330, 3456, 3552, 3840, 3996, 4320, 4440, 4736, 4995, 5328, 5760, 5920, 6660, 6912, 7104, 7992, 8640, 8880, 9472, 9990, 10656, 11520, 11840, 13320, 14208, 15984, 16061, 17280, 17760, 19980, 21312, 23680, 26640, 28416, 31968, 32122, 34560, 35520, 39960, 42624, 47360, 48183, 53280, 63936, 64244, 71040, 79920, 80305, 85248, 96366, 106560, 127872, 128488, 142080, 144549, 159840, 160610, 192732, 213120, 240915, 255744, 256976, 289098, 319680, 321220, 385464, 426240, 433647, 481830, 513952, 578196, 594257, 639360, 642440, 722745, 770928, 867294, 963660, 1027904, 1156392, 1188514, 1278720, 1284880, 1445490, 1541856, 1734588, 1782771, 1927320, 2055808, 2168235, 2312784, 2377028, 2569760, 2890980, 2971285, 3083712, 3469176, 3565542, 3854640, 4111616, 4336470, 4625568, 4754056, 5139520, 5348313, 5781960, 5942570, 6167424, 6938352, 7131084, 7709280, 8672940, 8913855, 9251136, 9508112, 10279040, 10696626, 11563920, 11885140, 12334848, 13876704, 14262168, 15418560, 16044939, 17345880, 17827710, 18502272, 19016224, 20558080, 21393252, 23127840, 23770280, 26741565, 27753408, 28524336, 30837120, 32089878, 34691760, 35655420, 37004544, 38032448, 42786504, 46255680, 47540560, 53483130, 55506816, 57048672, 61674240, 64179756, 69383520, 71310840, 76064896, 80224695, 85573008, 92511360, 95081120, 106966260, 111013632, 114097344, 128359512, 138767040, 142621680, 152129792, 160449390, 171146016, 185022720, 190162240, 213932520, 228194688, 256719024, 277534080, 285243360, 320898780, 342292032, 380324480, 427865040, 456389376, 513438048, 555068160, 570486720, 641797560, 684584064, 760648960, 855730080, 1026876096, 1140973440, 1283595120, 1369168128, 1711460160, 2053752192, 2281946880, 2567190240, 3422920320, 4107504384, 5134380480, 6845840640, 10268760960, 20537521920]

約数ペア:

[(1, 20537521920), (2, 10268760960), (3, 6845840640), (4, 5134380480), (5, 4107504384), (6, 3422920320), (8, 2567190240), (9, 2281946880), (10, 2053752192), (12, 1711460160), (15, 1369168128), (16, 1283595120), (18, 1140973440), (20, 1026876096), (24, 855730080), (27, 760648960), (30, 684584064), (32, 641797560), (36, 570486720), (37, 555068160), (40, 513438048), (45, 456389376), (48, 427865040), (54, 380324480), (60, 342292032), (64, 320898780), (72, 285243360), (74, 277534080), (80, 256719024), (90, 228194688), (96, 213932520), (108, 190162240), (111, 185022720), (120, 171146016), (128, 160449390), (135, 152129792), (144, 142621680), (148, 138767040), (160, 128359512), (180, 114097344), (185, 111013632), (192, 106966260), (216, 95081120), (222, 92511360), (240, 85573008), (256, 80224695), (270, 76064896), (288, 71310840), (296, 69383520), (320, 64179756), (333, 61674240), (360, 57048672), (370, 55506816), (384, 53483130), (432, 47540560), (444, 46255680), (480, 42786504), (540, 38032448), (555, 37004544), (576, 35655420), (592, 34691760), (640, 32089878), (666, 30837120), (720, 28524336), (740, 27753408), (768, 26741565), (864, 23770280), (888, 23127840), (960, 21393252), (999, 20558080), (1080, 19016224), (1110, 18502272), (1152, 17827710), (1184, 17345880), (1280, 16044939), (1332, 15418560), (1440, 14262168), (1480, 13876704), (1665, 12334848), (1728, 11885140), (1776, 11563920), (1920, 10696626), (1998, 10279040), (2160, 9508112), (2220, 9251136), (2304, 8913855), (2368, 8672940), (2664, 7709280), (2880, 7131084), (2960, 6938352), (3330, 6167424), (3456, 5942570), (3552, 5781960), (3840, 5348313), (3996, 5139520), (4320, 4754056), (4440, 4625568), (4736, 4336470), (4995, 4111616), (5328, 3854640), (5760, 3565542), (5920, 3469176), (6660, 3083712), (6912, 2971285), (7104, 2890980), (7992, 2569760), (8640, 2377028), (8880, 2312784), (9472, 2168235), (9990, 2055808), (10656, 1927320), (11520, 1782771), (11840, 1734588), (13320, 1541856), (14208, 1445490), (15984, 1284880), (16061, 1278720), (17280, 1188514), (17760, 1156392), (19980, 1027904), (21312, 963660), (23680, 867294), (26640, 770928), (28416, 722745), (31968, 642440), (32122, 639360), (34560, 594257), (35520, 578196), (39960, 513952), (42624, 481830), (47360, 433647), (48183, 426240), (53280, 385464), (63936, 321220), (64244, 319680), (71040, 289098), (79920, 256976), (80305, 255744), (85248, 240915), (96366, 213120), (106560, 192732), (127872, 160610), (128488, 159840), (142080, 144549)]