290706840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:527

約数の個数: 256

約数和(自身を含む): 1055232000

約数和(自身を除く): 764525160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 31, 36, 38, 40, 45, 54, 57, 60, 62, 72, 76, 90, 93, 95, 108, 114, 120, 124, 135, 152, 155, 171, 180, 186, 190, 216, 228, 248, 270, 279, 285, 310, 342, 360, 372, 380, 456, 457, 465, 513, 540, 558, 570, 589, 620, 684, 744, 760, 837, 855, 914, 930, 1026, 1080, 1116, 1140, 1178, 1240, 1368, 1371, 1395, 1674, 1710, 1767, 1828, 1860, 2052, 2232, 2280, 2285, 2356, 2565, 2742, 2790, 2945, 3348, 3420, 3534, 3656, 3720, 4104, 4113, 4185, 4570, 4712, 5130, 5301, 5484, 5580, 5890, 6696, 6840, 6855, 7068, 8226, 8370, 8683, 8835, 9140, 10260, 10602, 10968, 11160, 11780, 12339, 13710, 14136, 14167, 15903, 16452, 16740, 17366, 17670, 18280, 20520, 20565, 21204, 23560, 24678, 26049, 26505, 27420, 28334, 31806, 32904, 33480, 34732, 35340, 41130, 42408, 42501, 43415, 49356, 52098, 53010, 54840, 56668, 61695, 63612, 69464, 70680, 70835, 78147, 79515, 82260, 85002, 86830, 98712, 104196, 106020, 113336, 123390, 127224, 127503, 130245, 141670, 156294, 159030, 164520, 170004, 173660, 208392, 212040, 212505, 234441, 246780, 255006, 260490, 269173, 283340, 312588, 318060, 340008, 347320, 382509, 390735, 425010, 468882, 493560, 510012, 520980, 538346, 566680, 625176, 636120, 637515, 765018, 781470, 807519, 850020, 937764, 1020024, 1041960, 1076692, 1172205, 1275030, 1345865, 1530036, 1562940, 1615038, 1700040, 1875528, 1912545, 2153384, 2344410, 2422557, 2550060, 2691730, 3060072, 3125880, 3230076, 3825090, 4037595, 4688820, 4845114, 5100120, 5383460, 6460152, 7267671, 7650180, 8075190, 9377640, 9690228, 10766920, 12112785, 14535342, 15300360, 16150380, 19380456, 24225570, 29070684, 32300760, 36338355, 48451140, 58141368, 72676710, 96902280, 145353420, 290706840]

約数ペア:

[(1, 290706840), (2, 145353420), (3, 96902280), (4, 72676710), (5, 58141368), (6, 48451140), (8, 36338355), (9, 32300760), (10, 29070684), (12, 24225570), (15, 19380456), (18, 16150380), (19, 15300360), (20, 14535342), (24, 12112785), (27, 10766920), (30, 9690228), (31, 9377640), (36, 8075190), (38, 7650180), (40, 7267671), (45, 6460152), (54, 5383460), (57, 5100120), (60, 4845114), (62, 4688820), (72, 4037595), (76, 3825090), (90, 3230076), (93, 3125880), (95, 3060072), (108, 2691730), (114, 2550060), (120, 2422557), (124, 2344410), (135, 2153384), (152, 1912545), (155, 1875528), (171, 1700040), (180, 1615038), (186, 1562940), (190, 1530036), (216, 1345865), (228, 1275030), (248, 1172205), (270, 1076692), (279, 1041960), (285, 1020024), (310, 937764), (342, 850020), (360, 807519), (372, 781470), (380, 765018), (456, 637515), (457, 636120), (465, 625176), (513, 566680), (540, 538346), (558, 520980), (570, 510012), (589, 493560), (620, 468882), (684, 425010), (744, 390735), (760, 382509), (837, 347320), (855, 340008), (914, 318060), (930, 312588), (1026, 283340), (1080, 269173), (1116, 260490), (1140, 255006), (1178, 246780), (1240, 234441), (1368, 212505), (1371, 212040), (1395, 208392), (1674, 173660), (1710, 170004), (1767, 164520), (1828, 159030), (1860, 156294), (2052, 141670), (2232, 130245), (2280, 127503), (2285, 127224), (2356, 123390), (2565, 113336), (2742, 106020), (2790, 104196), (2945, 98712), (3348, 86830), (3420, 85002), (3534, 82260), (3656, 79515), (3720, 78147), (4104, 70835), (4113, 70680), (4185, 69464), (4570, 63612), (4712, 61695), (5130, 56668), (5301, 54840), (5484, 53010), (5580, 52098), (5890, 49356), (6696, 43415), (6840, 42501), (6855, 42408), (7068, 41130), (8226, 35340), (8370, 34732), (8683, 33480), (8835, 32904), (9140, 31806), (10260, 28334), (10602, 27420), (10968, 26505), (11160, 26049), (11780, 24678), (12339, 23560), (13710, 21204), (14136, 20565), (14167, 20520), (15903, 18280), (16452, 17670), (16740, 17366)]