640496640

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:102

約数の個数: 528

約数和(自身を含む): 2553869952

約数和(自身を除く): 1913373312

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 37, 40, 42, 46, 48, 49, 56, 60, 64, 69, 70, 74, 80, 84, 92, 96, 98, 105, 111, 112, 115, 120, 128, 138, 140, 147, 148, 160, 161, 168, 184, 185, 192, 196, 210, 222, 224, 230, 240, 245, 256, 259, 276, 280, 294, 296, 320, 322, 336, 345, 368, 370, 384, 392, 420, 444, 448, 460, 480, 483, 490, 512, 518, 552, 555, 560, 588, 592, 640, 644, 672, 690, 735, 736, 740, 768, 777, 784, 805, 840, 851, 888, 896, 920, 960, 966, 980, 1024, 1036, 1104, 1110, 1120, 1127, 1176, 1184, 1280, 1288, 1295, 1344, 1380, 1470, 1472, 1480, 1536, 1554, 1568, 1610, 1680, 1702, 1776, 1792, 1813, 1840, 1920, 1932, 1960, 2072, 2208, 2220, 2240, 2254, 2352, 2368, 2415, 2553, 2560, 2576, 2590, 2688, 2760, 2940, 2944, 2960, 3072, 3108, 3136, 3220, 3360, 3381, 3404, 3552, 3584, 3626, 3680, 3840, 3864, 3885, 3920, 4144, 4255, 4416, 4440, 4480, 4508, 4704, 4736, 4830, 5106, 5120, 5152, 5180, 5376, 5439, 5520, 5635, 5880, 5888, 5920, 5957, 6216, 6272, 6440, 6720, 6762, 6808, 7104, 7168, 7252, 7360, 7680, 7728, 7770, 7840, 8288, 8510, 8832, 8880, 8960, 9016, 9065, 9408, 9472, 9660, 10212, 10304, 10360, 10752, 10878, 11040, 11270, 11760, 11776, 11840, 11914, 12432, 12544, 12765, 12880, 13440, 13524, 13616, 14208, 14504, 14720, 15360, 15456, 15540, 15680, 16576, 16905, 17020, 17664, 17760, 17871, 17920, 18032, 18130, 18816, 18944, 19320, 20424, 20608, 20720, 21504, 21756, 22080, 22540, 23520, 23552, 23680, 23828, 24864, 25088, 25530, 25760, 26880, 27048, 27195, 27232, 28416, 29008, 29440, 29785, 30912, 31080, 31360, 33152, 33810, 34040, 35328, 35520, 35742, 35840, 36064, 36260, 37632, 37888, 38640, 40848, 41216, 41440, 41699, 43512, 44160, 45080, 47040, 47360, 47656, 49728, 50176, 51060, 51520, 53760, 54096, 54390, 54464, 56832, 58016, 58880, 59570, 61824, 62160, 62720, 66304, 67620, 68080, 70656, 71040, 71484, 72128, 72520, 75264, 77280, 81696, 82432, 82880, 83398, 87024, 88320, 89355, 90160, 94080, 94720, 95312, 99456, 102120, 103040, 107520, 108192, 108780, 108928, 113664, 116032, 117760, 119140, 123648, 124320, 125097, 125440, 132608, 135240, 136160, 142080, 142968, 144256, 145040, 150528, 154560, 163392, 164864, 165760, 166796, 174048, 176640, 178710, 180320, 188160, 189440, 190624, 198912, 204240, 206080, 208495, 216384, 217560, 217856, 232064, 238280, 247296, 248640, 250194, 250880, 265216, 270480, 272320, 284160, 285936, 288512, 290080, 309120, 326784, 331520, 333592, 348096, 353280, 357420, 360640, 376320, 381248, 397824, 408480, 412160, 416990, 432768, 435120, 435712, 464128, 476560, 494592, 497280, 500388, 540960, 544640, 568320, 571872, 577024, 580160, 618240, 625485, 653568, 663040, 667184, 696192, 714840, 721280, 752640, 762496, 795648, 816960, 824320, 833980, 865536, 870240, 871424, 928256, 953120, 994560, 1000776, 1081920, 1089280, 1143744, 1154048, 1160320, 1236480, 1250970, 1307136, 1326080, 1334368, 1392384, 1429680, 1442560, 1524992, 1633920, 1667960, 1731072, 1740480, 1856512, 1906240, 1989120, 2001552, 2163840, 2178560, 2287488, 2320640, 2472960, 2501940, 2614272, 2668736, 2784768, 2859360, 2885120, 3049984, 3267840, 3335920, 3462144, 3480960, 3812480, 3978240, 4003104, 4327680, 4357120, 4574976, 4641280, 5003880, 5337472, 5569536, 5718720, 5770240, 6099968, 6535680, 6671840, 6961920, 7624960, 8006208, 8655360, 9149952, 9282560, 10007760, 10674944, 11437440, 13071360, 13343680, 13923840, 15249920, 16012416, 17310720, 18299904, 20015520, 21349888, 22874880, 26687360, 27847680, 30499840, 32024832, 40031040, 42699776, 45749760, 53374720, 64049664, 80062080, 91499520, 106749440, 128099328, 160124160, 213498880, 320248320, 640496640]

約数ペア:

[(1, 640496640), (2, 320248320), (3, 213498880), (4, 160124160), (5, 128099328), (6, 106749440), (7, 91499520), (8, 80062080), (10, 64049664), (12, 53374720), (14, 45749760), (15, 42699776), (16, 40031040), (20, 32024832), (21, 30499840), (23, 27847680), (24, 26687360), (28, 22874880), (30, 21349888), (32, 20015520), (35, 18299904), (37, 17310720), (40, 16012416), (42, 15249920), (46, 13923840), (48, 13343680), (49, 13071360), (56, 11437440), (60, 10674944), (64, 10007760), (69, 9282560), (70, 9149952), (74, 8655360), (80, 8006208), (84, 7624960), (92, 6961920), (96, 6671840), (98, 6535680), (105, 6099968), (111, 5770240), (112, 5718720), (115, 5569536), (120, 5337472), (128, 5003880), (138, 4641280), (140, 4574976), (147, 4357120), (148, 4327680), (160, 4003104), (161, 3978240), (168, 3812480), (184, 3480960), (185, 3462144), (192, 3335920), (196, 3267840), (210, 3049984), (222, 2885120), (224, 2859360), (230, 2784768), (240, 2668736), (245, 2614272), (256, 2501940), (259, 2472960), (276, 2320640), (280, 2287488), (294, 2178560), (296, 2163840), (320, 2001552), (322, 1989120), (336, 1906240), (345, 1856512), (368, 1740480), (370, 1731072), (384, 1667960), (392, 1633920), (420, 1524992), (444, 1442560), (448, 1429680), (460, 1392384), (480, 1334368), (483, 1326080), (490, 1307136), (512, 1250970), (518, 1236480), (552, 1160320), (555, 1154048), (560, 1143744), (588, 1089280), (592, 1081920), (640, 1000776), (644, 994560), (672, 953120), (690, 928256), (735, 871424), (736, 870240), (740, 865536), (768, 833980), (777, 824320), (784, 816960), (805, 795648), (840, 762496), (851, 752640), (888, 721280), (896, 714840), (920, 696192), (960, 667184), (966, 663040), (980, 653568), (1024, 625485), (1036, 618240), (1104, 580160), (1110, 577024), (1120, 571872), (1127, 568320), (1176, 544640), (1184, 540960), (1280, 500388), (1288, 497280), (1295, 494592), (1344, 476560), (1380, 464128), (1470, 435712), (1472, 435120), (1480, 432768), (1536, 416990), (1554, 412160), (1568, 408480), (1610, 397824), (1680, 381248), (1702, 376320), (1776, 360640), (1792, 357420), (1813, 353280), (1840, 348096), (1920, 333592), (1932, 331520), (1960, 326784), (2072, 309120), (2208, 290080), (2220, 288512), (2240, 285936), (2254, 284160), (2352, 272320), (2368, 270480), (2415, 265216), (2553, 250880), (2560, 250194), (2576, 248640), (2590, 247296), (2688, 238280), (2760, 232064), (2940, 217856), (2944, 217560), (2960, 216384), (3072, 208495), (3108, 206080), (3136, 204240), (3220, 198912), (3360, 190624), (3381, 189440), (3404, 188160), (3552, 180320), (3584, 178710), (3626, 176640), (3680, 174048), (3840, 166796), (3864, 165760), (3885, 164864), (3920, 163392), (4144, 154560), (4255, 150528), (4416, 145040), (4440, 144256), (4480, 142968), (4508, 142080), (4704, 136160), (4736, 135240), (4830, 132608), (5106, 125440), (5120, 125097), (5152, 124320), (5180, 123648), (5376, 119140), (5439, 117760), (5520, 116032), (5635, 113664), (5880, 108928), (5888, 108780), (5920, 108192), (5957, 107520), (6216, 103040), (6272, 102120), (6440, 99456), (6720, 95312), (6762, 94720), (6808, 94080), (7104, 90160), (7168, 89355), (7252, 88320), (7360, 87024), (7680, 83398), (7728, 82880), (7770, 82432), (7840, 81696), (8288, 77280), (8510, 75264), (8832, 72520), (8880, 72128), (8960, 71484), (9016, 71040), (9065, 70656), (9408, 68080), (9472, 67620), (9660, 66304), (10212, 62720), (10304, 62160), (10360, 61824), (10752, 59570), (10878, 58880), (11040, 58016), (11270, 56832), (11760, 54464), (11776, 54390), (11840, 54096), (11914, 53760), (12432, 51520), (12544, 51060), (12765, 50176), (12880, 49728), (13440, 47656), (13524, 47360), (13616, 47040), (14208, 45080), (14504, 44160), (14720, 43512), (15360, 41699), (15456, 41440), (15540, 41216), (15680, 40848), (16576, 38640), (16905, 37888), (17020, 37632), (17664, 36260), (17760, 36064), (17871, 35840), (17920, 35742), (18032, 35520), (18130, 35328), (18816, 34040), (18944, 33810), (19320, 33152), (20424, 31360), (20608, 31080), (20720, 30912), (21504, 29785), (21756, 29440), (22080, 29008), (22540, 28416), (23520, 27232), (23552, 27195), (23680, 27048), (23828, 26880), (24864, 25760), (25088, 25530)]