487781280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 432

約数和(自身を含む): 2007742464

約数和(自身を除く): 1519961184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 98, 105, 112, 120, 124, 126, 140, 144, 147, 155, 160, 168, 180, 186, 196, 210, 217, 223, 224, 240, 245, 248, 252, 279, 280, 288, 294, 310, 315, 336, 360, 372, 392, 420, 434, 441, 446, 465, 480, 490, 496, 504, 558, 560, 588, 620, 630, 651, 669, 672, 720, 735, 744, 784, 840, 868, 882, 892, 930, 980, 992, 1008, 1085, 1115, 1116, 1120, 1176, 1240, 1260, 1302, 1338, 1395, 1440, 1470, 1488, 1519, 1561, 1568, 1680, 1736, 1764, 1784, 1860, 1953, 1960, 2007, 2016, 2170, 2205, 2230, 2232, 2352, 2480, 2520, 2604, 2676, 2790, 2940, 2976, 3038, 3122, 3255, 3345, 3360, 3472, 3528, 3568, 3720, 3906, 3920, 4014, 4340, 4410, 4460, 4464, 4557, 4683, 4704, 4960, 5040, 5208, 5352, 5580, 5880, 6076, 6244, 6510, 6690, 6913, 6944, 7056, 7136, 7440, 7595, 7805, 7812, 7840, 8028, 8680, 8820, 8920, 8928, 9114, 9366, 9765, 10035, 10080, 10416, 10704, 10927, 11160, 11760, 12152, 12488, 13020, 13380, 13671, 13826, 14049, 14112, 14880, 15190, 15610, 15624, 16056, 17360, 17640, 17840, 18228, 18732, 19530, 20070, 20739, 20832, 21408, 21854, 22320, 22785, 23415, 23520, 24304, 24976, 26040, 26760, 27342, 27652, 28098, 30380, 31220, 31248, 32112, 32781, 34565, 34720, 35280, 35680, 36456, 37464, 39060, 40140, 41478, 43708, 44640, 45570, 46830, 48391, 48608, 49952, 52080, 53520, 54635, 54684, 55304, 56196, 60760, 62217, 62440, 62496, 64224, 65562, 68355, 69130, 70245, 70560, 72912, 74928, 78120, 80280, 82956, 87416, 91140, 93660, 96782, 98343, 103695, 104160, 107040, 109270, 109368, 110608, 112392, 121520, 124434, 124880, 131124, 136710, 138260, 140490, 145173, 145824, 149856, 156240, 160560, 163905, 165912, 174832, 182280, 187320, 193564, 196686, 207390, 218540, 218736, 221216, 224784, 241955, 243040, 248868, 249760, 262248, 273420, 276520, 280980, 290346, 311085, 312480, 321120, 327810, 331824, 338737, 349664, 364560, 374640, 387128, 393372, 414780, 435519, 437080, 437472, 449568, 483910, 491715, 497736, 524496, 546840, 553040, 561960, 580692, 622170, 655620, 663648, 677474, 725865, 729120, 749280, 774256, 786744, 829560, 871038, 874160, 967820, 983430, 995472, 1016211, 1048992, 1093680, 1106080, 1123920, 1161384, 1244340, 1311240, 1354948, 1451730, 1548512, 1573488, 1659120, 1693685, 1742076, 1748320, 1935640, 1966860, 1990944, 2032422, 2177595, 2187360, 2247840, 2322768, 2488680, 2622480, 2709896, 2903460, 3048633, 3146976, 3318240, 3387370, 3484152, 3871280, 3933720, 4064844, 4355190, 4645536, 4977360, 5081055, 5244960, 5419792, 5806920, 6097266, 6774740, 6968304, 7742560, 7867440, 8129688, 8710380, 9954720, 10162110, 10839584, 11613840, 12194532, 13549480, 13936608, 15243165, 15734880, 16259376, 17420760, 20324220, 23227680, 24389064, 27098960, 30486330, 32518752, 34841520, 40648440, 48778128, 54197920, 60972660, 69683040, 81296880, 97556256, 121945320, 162593760, 243890640, 487781280]

約数ペア:

[(1, 487781280), (2, 243890640), (3, 162593760), (4, 121945320), (5, 97556256), (6, 81296880), (7, 69683040), (8, 60972660), (9, 54197920), (10, 48778128), (12, 40648440), (14, 34841520), (15, 32518752), (16, 30486330), (18, 27098960), (20, 24389064), (21, 23227680), (24, 20324220), (28, 17420760), (30, 16259376), (31, 15734880), (32, 15243165), (35, 13936608), (36, 13549480), (40, 12194532), (42, 11613840), (45, 10839584), (48, 10162110), (49, 9954720), (56, 8710380), (60, 8129688), (62, 7867440), (63, 7742560), (70, 6968304), (72, 6774740), (80, 6097266), (84, 5806920), (90, 5419792), (93, 5244960), (96, 5081055), (98, 4977360), (105, 4645536), (112, 4355190), (120, 4064844), (124, 3933720), (126, 3871280), (140, 3484152), (144, 3387370), (147, 3318240), (155, 3146976), (160, 3048633), (168, 2903460), (180, 2709896), (186, 2622480), (196, 2488680), (210, 2322768), (217, 2247840), (223, 2187360), (224, 2177595), (240, 2032422), (245, 1990944), (248, 1966860), (252, 1935640), (279, 1748320), (280, 1742076), (288, 1693685), (294, 1659120), (310, 1573488), (315, 1548512), (336, 1451730), (360, 1354948), (372, 1311240), (392, 1244340), (420, 1161384), (434, 1123920), (441, 1106080), (446, 1093680), (465, 1048992), (480, 1016211), (490, 995472), (496, 983430), (504, 967820), (558, 874160), (560, 871038), (588, 829560), (620, 786744), (630, 774256), (651, 749280), (669, 729120), (672, 725865), (720, 677474), (735, 663648), (744, 655620), (784, 622170), (840, 580692), (868, 561960), (882, 553040), (892, 546840), (930, 524496), (980, 497736), (992, 491715), (1008, 483910), (1085, 449568), (1115, 437472), (1116, 437080), (1120, 435519), (1176, 414780), (1240, 393372), (1260, 387128), (1302, 374640), (1338, 364560), (1395, 349664), (1440, 338737), (1470, 331824), (1488, 327810), (1519, 321120), (1561, 312480), (1568, 311085), (1680, 290346), (1736, 280980), (1764, 276520), (1784, 273420), (1860, 262248), (1953, 249760), (1960, 248868), (2007, 243040), (2016, 241955), (2170, 224784), (2205, 221216), (2230, 218736), (2232, 218540), (2352, 207390), (2480, 196686), (2520, 193564), (2604, 187320), (2676, 182280), (2790, 174832), (2940, 165912), (2976, 163905), (3038, 160560), (3122, 156240), (3255, 149856), (3345, 145824), (3360, 145173), (3472, 140490), (3528, 138260), (3568, 136710), (3720, 131124), (3906, 124880), (3920, 124434), (4014, 121520), (4340, 112392), (4410, 110608), (4460, 109368), (4464, 109270), (4557, 107040), (4683, 104160), (4704, 103695), (4960, 98343), (5040, 96782), (5208, 93660), (5352, 91140), (5580, 87416), (5880, 82956), (6076, 80280), (6244, 78120), (6510, 74928), (6690, 72912), (6913, 70560), (6944, 70245), (7056, 69130), (7136, 68355), (7440, 65562), (7595, 64224), (7805, 62496), (7812, 62440), (7840, 62217), (8028, 60760), (8680, 56196), (8820, 55304), (8920, 54684), (8928, 54635), (9114, 53520), (9366, 52080), (9765, 49952), (10035, 48608), (10080, 48391), (10416, 46830), (10704, 45570), (10927, 44640), (11160, 43708), (11760, 41478), (12152, 40140), (12488, 39060), (13020, 37464), (13380, 36456), (13671, 35680), (13826, 35280), (14049, 34720), (14112, 34565), (14880, 32781), (15190, 32112), (15610, 31248), (15624, 31220), (16056, 30380), (17360, 28098), (17640, 27652), (17840, 27342), (18228, 26760), (18732, 26040), (19530, 24976), (20070, 24304), (20739, 23520), (20832, 23415), (21408, 22785), (21854, 22320)]