780213280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:232

約数の個数: 288

約数和(自身を含む): 2389020480

約数和(自身を除く): 1608807200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 83, 88, 98, 109, 110, 112, 140, 154, 160, 166, 176, 196, 218, 220, 224, 245, 280, 308, 332, 352, 385, 392, 415, 436, 440, 490, 539, 545, 560, 581, 616, 664, 763, 770, 784, 830, 872, 880, 913, 980, 1078, 1090, 1120, 1162, 1199, 1232, 1328, 1526, 1540, 1568, 1660, 1744, 1760, 1826, 1960, 2156, 2180, 2324, 2398, 2464, 2656, 2695, 2905, 3052, 3080, 3320, 3488, 3652, 3815, 3920, 4067, 4312, 4360, 4565, 4648, 4796, 5341, 5390, 5810, 5995, 6104, 6160, 6391, 6640, 7304, 7630, 7840, 8134, 8393, 8624, 8720, 9047, 9130, 9296, 9592, 10682, 10780, 11620, 11990, 12208, 12320, 12782, 13280, 14608, 15260, 16268, 16786, 17248, 17440, 18094, 18260, 18592, 19184, 20335, 21364, 21560, 23240, 23980, 24416, 25564, 26705, 29216, 30520, 31955, 32536, 33572, 36188, 36520, 38368, 40670, 41965, 42728, 43120, 44737, 45235, 46480, 47960, 51128, 53410, 58751, 61040, 63329, 63910, 65072, 67144, 72376, 73040, 81340, 83930, 85456, 86240, 89474, 90470, 92960, 95920, 99517, 102256, 106820, 117502, 122080, 126658, 127820, 130144, 134288, 144752, 146080, 162680, 167860, 170912, 178948, 180940, 191840, 199034, 204512, 213640, 223685, 235004, 253316, 255640, 268576, 289504, 293755, 316645, 325360, 335720, 357896, 361880, 398068, 427280, 443303, 447370, 470008, 497585, 506632, 511280, 587510, 633290, 650720, 671440, 696619, 715792, 723760, 796136, 854560, 886606, 894740, 940016, 995170, 1013264, 1022560, 1175020, 1266580, 1342880, 1393238, 1431584, 1447520, 1592272, 1773212, 1789480, 1880032, 1990340, 2026528, 2216515, 2350040, 2533160, 2786476, 3184544, 3483095, 3546424, 3578960, 3980680, 4433030, 4700080, 4876333, 5066320, 5572952, 6966190, 7092848, 7157920, 7961360, 8866060, 9400160, 9752666, 10132640, 11145904, 13932380, 14185696, 15922720, 17732120, 19505332, 22291808, 24381665, 27864760, 35464240, 39010664, 48763330, 55729520, 70928480, 78021328, 97526660, 111459040, 156042656, 195053320, 390106640, 780213280]

約数ペア:

[(1, 780213280), (2, 390106640), (4, 195053320), (5, 156042656), (7, 111459040), (8, 97526660), (10, 78021328), (11, 70928480), (14, 55729520), (16, 48763330), (20, 39010664), (22, 35464240), (28, 27864760), (32, 24381665), (35, 22291808), (40, 19505332), (44, 17732120), (49, 15922720), (55, 14185696), (56, 13932380), (70, 11145904), (77, 10132640), (80, 9752666), (83, 9400160), (88, 8866060), (98, 7961360), (109, 7157920), (110, 7092848), (112, 6966190), (140, 5572952), (154, 5066320), (160, 4876333), (166, 4700080), (176, 4433030), (196, 3980680), (218, 3578960), (220, 3546424), (224, 3483095), (245, 3184544), (280, 2786476), (308, 2533160), (332, 2350040), (352, 2216515), (385, 2026528), (392, 1990340), (415, 1880032), (436, 1789480), (440, 1773212), (490, 1592272), (539, 1447520), (545, 1431584), (560, 1393238), (581, 1342880), (616, 1266580), (664, 1175020), (763, 1022560), (770, 1013264), (784, 995170), (830, 940016), (872, 894740), (880, 886606), (913, 854560), (980, 796136), (1078, 723760), (1090, 715792), (1120, 696619), (1162, 671440), (1199, 650720), (1232, 633290), (1328, 587510), (1526, 511280), (1540, 506632), (1568, 497585), (1660, 470008), (1744, 447370), (1760, 443303), (1826, 427280), (1960, 398068), (2156, 361880), (2180, 357896), (2324, 335720), (2398, 325360), (2464, 316645), (2656, 293755), (2695, 289504), (2905, 268576), (3052, 255640), (3080, 253316), (3320, 235004), (3488, 223685), (3652, 213640), (3815, 204512), (3920, 199034), (4067, 191840), (4312, 180940), (4360, 178948), (4565, 170912), (4648, 167860), (4796, 162680), (5341, 146080), (5390, 144752), (5810, 134288), (5995, 130144), (6104, 127820), (6160, 126658), (6391, 122080), (6640, 117502), (7304, 106820), (7630, 102256), (7840, 99517), (8134, 95920), (8393, 92960), (8624, 90470), (8720, 89474), (9047, 86240), (9130, 85456), (9296, 83930), (9592, 81340), (10682, 73040), (10780, 72376), (11620, 67144), (11990, 65072), (12208, 63910), (12320, 63329), (12782, 61040), (13280, 58751), (14608, 53410), (15260, 51128), (16268, 47960), (16786, 46480), (17248, 45235), (17440, 44737), (18094, 43120), (18260, 42728), (18592, 41965), (19184, 40670), (20335, 38368), (21364, 36520), (21560, 36188), (23240, 33572), (23980, 32536), (24416, 31955), (25564, 30520), (26705, 29216)]