1996721280

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:418

約数の個数: 384

約数和(自身を含む): 7364710080

約数和(自身を除く): 5367988800

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, 81, 90, 96, 108, 111, 120, 128, 135, 144, 148, 160, 162, 180, 185, 192, 216, 222, 240, 243, 270, 288, 296, 320, 324, 333, 347, 360, 370, 384, 405, 432, 444, 480, 486, 540, 555, 576, 592, 640, 648, 666, 694, 720, 740, 810, 864, 888, 960, 972, 999, 1041, 1080, 1110, 1152, 1184, 1215, 1296, 1332, 1388, 1440, 1480, 1620, 1665, 1728, 1735, 1776, 1920, 1944, 1998, 2082, 2160, 2220, 2368, 2430, 2592, 2664, 2776, 2880, 2960, 2997, 3123, 3240, 3330, 3456, 3470, 3552, 3888, 3996, 4164, 4320, 4440, 4736, 4860, 4995, 5184, 5205, 5328, 5552, 5760, 5920, 5994, 6246, 6480, 6660, 6940, 7104, 7776, 7992, 8328, 8640, 8880, 8991, 9369, 9720, 9990, 10368, 10410, 10656, 11104, 11840, 11988, 12492, 12839, 12960, 13320, 13880, 14208, 14985, 15552, 15615, 15984, 16656, 17280, 17760, 17982, 18738, 19440, 19980, 20820, 21312, 22208, 23680, 23976, 24984, 25678, 25920, 26640, 27760, 28107, 29970, 31104, 31230, 31968, 33312, 35520, 35964, 37476, 38517, 38880, 39960, 41640, 42624, 44416, 44955, 46845, 47952, 49968, 51356, 51840, 53280, 55520, 56214, 59940, 62460, 63936, 64195, 66624, 71040, 71928, 74952, 77034, 77760, 79920, 83280, 84321, 89910, 93690, 95904, 99936, 102712, 106560, 111040, 112428, 115551, 119880, 124920, 127872, 128390, 133248, 140535, 143856, 149904, 154068, 155520, 159840, 166560, 168642, 179820, 187380, 191808, 192585, 199872, 205424, 213120, 222080, 224856, 231102, 239760, 249840, 256780, 281070, 287712, 299808, 308136, 319680, 333120, 337284, 346653, 359640, 374760, 383616, 385170, 399744, 410848, 421605, 449712, 462204, 479520, 499680, 513560, 562140, 575424, 577755, 599616, 616272, 639360, 666240, 674568, 693306, 719280, 749520, 770340, 821696, 843210, 899424, 924408, 959040, 999360, 1027120, 1039959, 1124280, 1150848, 1155510, 1199232, 1232544, 1349136, 1386612, 1438560, 1499040, 1540680, 1643392, 1686420, 1733265, 1798848, 1848816, 1918080, 1998720, 2054240, 2079918, 2248560, 2311020, 2465088, 2698272, 2773224, 2877120, 2998080, 3081360, 3119877, 3372840, 3466530, 3597696, 3697632, 4108480, 4159836, 4497120, 4622040, 4930176, 5199795, 5396544, 5546448, 5754240, 5996160, 6162720, 6239754, 6745680, 6933060, 7395264, 8216960, 8319672, 8994240, 9244080, 10399590, 10793088, 11092896, 12325440, 12479508, 13491360, 13866120, 14790528, 15599385, 16639344, 17988480, 18488160, 20799180, 22185792, 24650880, 24959016, 26982720, 27732240, 31198770, 33278688, 36976320, 41598360, 44371584, 49918032, 53965440, 55464480, 62397540, 66557376, 73952640, 83196720, 99836064, 110928960, 124795080, 133114752, 166393440, 199672128, 221857920, 249590160, 332786880, 399344256, 499180320, 665573760, 998360640, 1996721280]

約数ペア:

[(1, 1996721280), (2, 998360640), (3, 665573760), (4, 499180320), (5, 399344256), (6, 332786880), (8, 249590160), (9, 221857920), (10, 199672128), (12, 166393440), (15, 133114752), (16, 124795080), (18, 110928960), (20, 99836064), (24, 83196720), (27, 73952640), (30, 66557376), (32, 62397540), (36, 55464480), (37, 53965440), (40, 49918032), (45, 44371584), (48, 41598360), (54, 36976320), (60, 33278688), (64, 31198770), (72, 27732240), (74, 26982720), (80, 24959016), (81, 24650880), (90, 22185792), (96, 20799180), (108, 18488160), (111, 17988480), (120, 16639344), (128, 15599385), (135, 14790528), (144, 13866120), (148, 13491360), (160, 12479508), (162, 12325440), (180, 11092896), (185, 10793088), (192, 10399590), (216, 9244080), (222, 8994240), (240, 8319672), (243, 8216960), (270, 7395264), (288, 6933060), (296, 6745680), (320, 6239754), (324, 6162720), (333, 5996160), (347, 5754240), (360, 5546448), (370, 5396544), (384, 5199795), (405, 4930176), (432, 4622040), (444, 4497120), (480, 4159836), (486, 4108480), (540, 3697632), (555, 3597696), (576, 3466530), (592, 3372840), (640, 3119877), (648, 3081360), (666, 2998080), (694, 2877120), (720, 2773224), (740, 2698272), (810, 2465088), (864, 2311020), (888, 2248560), (960, 2079918), (972, 2054240), (999, 1998720), (1041, 1918080), (1080, 1848816), (1110, 1798848), (1152, 1733265), (1184, 1686420), (1215, 1643392), (1296, 1540680), (1332, 1499040), (1388, 1438560), (1440, 1386612), (1480, 1349136), (1620, 1232544), (1665, 1199232), (1728, 1155510), (1735, 1150848), (1776, 1124280), (1920, 1039959), (1944, 1027120), (1998, 999360), (2082, 959040), (2160, 924408), (2220, 899424), (2368, 843210), (2430, 821696), (2592, 770340), (2664, 749520), (2776, 719280), (2880, 693306), (2960, 674568), (2997, 666240), (3123, 639360), (3240, 616272), (3330, 599616), (3456, 577755), (3470, 575424), (3552, 562140), (3888, 513560), (3996, 499680), (4164, 479520), (4320, 462204), (4440, 449712), (4736, 421605), (4860, 410848), (4995, 399744), (5184, 385170), (5205, 383616), (5328, 374760), (5552, 359640), (5760, 346653), (5920, 337284), (5994, 333120), (6246, 319680), (6480, 308136), (6660, 299808), (6940, 287712), (7104, 281070), (7776, 256780), (7992, 249840), (8328, 239760), (8640, 231102), (8880, 224856), (8991, 222080), (9369, 213120), (9720, 205424), (9990, 199872), (10368, 192585), (10410, 191808), (10656, 187380), (11104, 179820), (11840, 168642), (11988, 166560), (12492, 159840), (12839, 155520), (12960, 154068), (13320, 149904), (13880, 143856), (14208, 140535), (14985, 133248), (15552, 128390), (15615, 127872), (15984, 124920), (16656, 119880), (17280, 115551), (17760, 112428), (17982, 111040), (18738, 106560), (19440, 102712), (19980, 99936), (20820, 95904), (21312, 93690), (22208, 89910), (23680, 84321), (23976, 83280), (24984, 79920), (25678, 77760), (25920, 77034), (26640, 74952), (27760, 71928), (28107, 71040), (29970, 66624), (31104, 64195), (31230, 63936), (31968, 62460), (33312, 59940), (35520, 56214), (35964, 55520), (37476, 53280), (38517, 51840), (38880, 51356), (39960, 49968), (41640, 47952), (42624, 46845), (44416, 44955)]