1281063840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:321

約数の個数: 384

約数和(自身を含む): 4877107200

約数和(自身を除く): 3596043360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 96, 98, 105, 112, 120, 124, 140, 147, 155, 160, 168, 186, 196, 210, 217, 224, 240, 245, 248, 251, 280, 294, 310, 336, 343, 372, 392, 420, 434, 465, 480, 490, 496, 502, 560, 588, 620, 651, 672, 686, 735, 744, 753, 784, 840, 868, 930, 980, 992, 1004, 1029, 1085, 1120, 1176, 1240, 1255, 1302, 1372, 1470, 1488, 1506, 1519, 1568, 1680, 1715, 1736, 1757, 1860, 1960, 2008, 2058, 2170, 2352, 2480, 2510, 2604, 2744, 2940, 2976, 3012, 3038, 3255, 3360, 3430, 3472, 3514, 3720, 3765, 3920, 4016, 4116, 4340, 4557, 4704, 4960, 5020, 5145, 5208, 5271, 5488, 5880, 6024, 6076, 6510, 6860, 6944, 7028, 7440, 7530, 7595, 7781, 7840, 8032, 8232, 8680, 8785, 9114, 10040, 10290, 10416, 10542, 10633, 10976, 11760, 12048, 12152, 12299, 13020, 13720, 14056, 14880, 15060, 15190, 15562, 16464, 17360, 17570, 18228, 20080, 20580, 20832, 21084, 21266, 22785, 23343, 23520, 24096, 24304, 24598, 26040, 26355, 27440, 28112, 30120, 30380, 31124, 31899, 32928, 34720, 35140, 36456, 36897, 38905, 40160, 41160, 42168, 42532, 45570, 46686, 48608, 49196, 52080, 52710, 53165, 54467, 54880, 56224, 60240, 60760, 61495, 62248, 63798, 70280, 72912, 73794, 77810, 82320, 84336, 85064, 86093, 91140, 93372, 98392, 104160, 105420, 106330, 108934, 116715, 120480, 121520, 122990, 124496, 127596, 140560, 145824, 147588, 155620, 159495, 163401, 164640, 168672, 170128, 172186, 182280, 184485, 186744, 196784, 210840, 212660, 217868, 233430, 243040, 245980, 248992, 255192, 258279, 272335, 281120, 295176, 311240, 318990, 326802, 340256, 344372, 364560, 368970, 373488, 381269, 393568, 421680, 425320, 430465, 435736, 466860, 491960, 510384, 516558, 544670, 590352, 622480, 637980, 653604, 688744, 729120, 737940, 746976, 762538, 817005, 843360, 850640, 860930, 871472, 933720, 983920, 1020768, 1033116, 1089340, 1143807, 1180704, 1244960, 1275960, 1291395, 1307208, 1377488, 1475880, 1525076, 1634010, 1701280, 1721860, 1742944, 1867440, 1906345, 1967840, 2066232, 2178680, 2287614, 2551920, 2582790, 2614416, 2668883, 2754976, 2951760, 3050152, 3268020, 3443720, 3734880, 3812690, 4132464, 4357360, 4575228, 5103840, 5165580, 5228832, 5337766, 5719035, 5903520, 6100304, 6536040, 6887440, 7625380, 8006649, 8264928, 8714720, 9150456, 10331160, 10675532, 11438070, 12200608, 13072080, 13344415, 13774880, 15250760, 16013298, 18300912, 20662320, 21351064, 22876140, 26144160, 26688830, 30501520, 32026596, 36601824, 40033245, 41324640, 42702128, 45752280, 53377660, 61003040, 64053192, 80066490, 85404256, 91504560, 106755320, 128106384, 160132980, 183009120, 213510640, 256212768, 320265960, 427021280, 640531920, 1281063840]

約数ペア:

[(1, 1281063840), (2, 640531920), (3, 427021280), (4, 320265960), (5, 256212768), (6, 213510640), (7, 183009120), (8, 160132980), (10, 128106384), (12, 106755320), (14, 91504560), (15, 85404256), (16, 80066490), (20, 64053192), (21, 61003040), (24, 53377660), (28, 45752280), (30, 42702128), (31, 41324640), (32, 40033245), (35, 36601824), (40, 32026596), (42, 30501520), (48, 26688830), (49, 26144160), (56, 22876140), (60, 21351064), (62, 20662320), (70, 18300912), (80, 16013298), (84, 15250760), (93, 13774880), (96, 13344415), (98, 13072080), (105, 12200608), (112, 11438070), (120, 10675532), (124, 10331160), (140, 9150456), (147, 8714720), (155, 8264928), (160, 8006649), (168, 7625380), (186, 6887440), (196, 6536040), (210, 6100304), (217, 5903520), (224, 5719035), (240, 5337766), (245, 5228832), (248, 5165580), (251, 5103840), (280, 4575228), (294, 4357360), (310, 4132464), (336, 3812690), (343, 3734880), (372, 3443720), (392, 3268020), (420, 3050152), (434, 2951760), (465, 2754976), (480, 2668883), (490, 2614416), (496, 2582790), (502, 2551920), (560, 2287614), (588, 2178680), (620, 2066232), (651, 1967840), (672, 1906345), (686, 1867440), (735, 1742944), (744, 1721860), (753, 1701280), (784, 1634010), (840, 1525076), (868, 1475880), (930, 1377488), (980, 1307208), (992, 1291395), (1004, 1275960), (1029, 1244960), (1085, 1180704), (1120, 1143807), (1176, 1089340), (1240, 1033116), (1255, 1020768), (1302, 983920), (1372, 933720), (1470, 871472), (1488, 860930), (1506, 850640), (1519, 843360), (1568, 817005), (1680, 762538), (1715, 746976), (1736, 737940), (1757, 729120), (1860, 688744), (1960, 653604), (2008, 637980), (2058, 622480), (2170, 590352), (2352, 544670), (2480, 516558), (2510, 510384), (2604, 491960), (2744, 466860), (2940, 435736), (2976, 430465), (3012, 425320), (3038, 421680), (3255, 393568), (3360, 381269), (3430, 373488), (3472, 368970), (3514, 364560), (3720, 344372), (3765, 340256), (3920, 326802), (4016, 318990), (4116, 311240), (4340, 295176), (4557, 281120), (4704, 272335), (4960, 258279), (5020, 255192), (5145, 248992), (5208, 245980), (5271, 243040), (5488, 233430), (5880, 217868), (6024, 212660), (6076, 210840), (6510, 196784), (6860, 186744), (6944, 184485), (7028, 182280), (7440, 172186), (7530, 170128), (7595, 168672), (7781, 164640), (7840, 163401), (8032, 159495), (8232, 155620), (8680, 147588), (8785, 145824), (9114, 140560), (10040, 127596), (10290, 124496), (10416, 122990), (10542, 121520), (10633, 120480), (10976, 116715), (11760, 108934), (12048, 106330), (12152, 105420), (12299, 104160), (13020, 98392), (13720, 93372), (14056, 91140), (14880, 86093), (15060, 85064), (15190, 84336), (15562, 82320), (16464, 77810), (17360, 73794), (17570, 72912), (18228, 70280), (20080, 63798), (20580, 62248), (20832, 61495), (21084, 60760), (21266, 60240), (22785, 56224), (23343, 54880), (23520, 54467), (24096, 53165), (24304, 52710), (24598, 52080), (26040, 49196), (26355, 48608), (27440, 46686), (28112, 45570), (30120, 42532), (30380, 42168), (31124, 41160), (31899, 40160), (32928, 38905), (34720, 36897), (35140, 36456)]