256326720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 448

約数和(自身を含む): 983162880

約数和(自身を除く): 726836160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 23, 24, 26, 30, 32, 38, 39, 40, 46, 47, 48, 52, 57, 60, 64, 65, 69, 76, 78, 80, 92, 94, 95, 96, 104, 114, 115, 120, 130, 138, 141, 152, 156, 160, 184, 188, 190, 192, 195, 208, 228, 230, 235, 240, 247, 260, 276, 282, 285, 299, 304, 312, 320, 345, 368, 376, 380, 390, 416, 437, 456, 460, 470, 480, 494, 520, 552, 564, 570, 598, 608, 611, 624, 690, 705, 736, 741, 752, 760, 780, 832, 874, 893, 897, 912, 920, 940, 960, 988, 1040, 1081, 1104, 1128, 1140, 1196, 1216, 1222, 1235, 1248, 1311, 1380, 1410, 1472, 1482, 1495, 1504, 1520, 1560, 1748, 1786, 1794, 1824, 1833, 1840, 1880, 1976, 2080, 2162, 2185, 2208, 2256, 2280, 2392, 2444, 2470, 2496, 2622, 2679, 2760, 2820, 2964, 2990, 3008, 3040, 3055, 3120, 3243, 3496, 3572, 3588, 3648, 3666, 3680, 3705, 3760, 3952, 4160, 4324, 4370, 4416, 4465, 4485, 4512, 4560, 4784, 4888, 4940, 5244, 5358, 5405, 5520, 5640, 5681, 5928, 5980, 6080, 6110, 6240, 6486, 6555, 6992, 7144, 7176, 7332, 7360, 7410, 7520, 7904, 8648, 8740, 8930, 8970, 9024, 9120, 9165, 9568, 9776, 9880, 10488, 10716, 10810, 11040, 11280, 11362, 11609, 11856, 11960, 12220, 12480, 12972, 13110, 13395, 13984, 14053, 14288, 14352, 14664, 14820, 15040, 15808, 16215, 17043, 17296, 17480, 17860, 17940, 18240, 18330, 19136, 19552, 19760, 20539, 20976, 21432, 21620, 22080, 22560, 22724, 23218, 23712, 23920, 24440, 25944, 26220, 26790, 27968, 28106, 28405, 28576, 28704, 29328, 29640, 32430, 34086, 34592, 34827, 34960, 35720, 35880, 36660, 39104, 39520, 41078, 41952, 42159, 42864, 43240, 45120, 45448, 46436, 47424, 47840, 48880, 51888, 52440, 53580, 56212, 56810, 57152, 57408, 58045, 58656, 59280, 61617, 64860, 68172, 69184, 69654, 69920, 70265, 71440, 71760, 73320, 79040, 82156, 83904, 84318, 85215, 85728, 86480, 90896, 92872, 95680, 97760, 102695, 103776, 104880, 107160, 112424, 113620, 116090, 117312, 118560, 123234, 129720, 136344, 139308, 139840, 140530, 142880, 143520, 146640, 164312, 168636, 170430, 171456, 172960, 174135, 181792, 185744, 195520, 205390, 207552, 209760, 210795, 214320, 224848, 227240, 232180, 237120, 246468, 259440, 267007, 272688, 278616, 281060, 285760, 287040, 293280, 308085, 328624, 337272, 340860, 345920, 348270, 363584, 371488, 410780, 419520, 421590, 428640, 449696, 454480, 464360, 492936, 518880, 534014, 545376, 557232, 562120, 586560, 616170, 657248, 674544, 681720, 696540, 742976, 801021, 821560, 843180, 857280, 899392, 908960, 928720, 985872, 1037760, 1068028, 1090752, 1114464, 1124240, 1232340, 1314496, 1335035, 1349088, 1363440, 1393080, 1602042, 1643120, 1686360, 1817920, 1857440, 1971744, 2136056, 2228928, 2248480, 2464680, 2670070, 2698176, 2726880, 2786160, 3204084, 3286240, 3372720, 3714880, 3943488, 4005105, 4272112, 4496960, 4929360, 5340140, 5453760, 5572320, 6408168, 6572480, 6745440, 8010210, 8544224, 9858720, 10680280, 11144640, 12816336, 13490880, 16020420, 17088448, 19717440, 21360560, 25632672, 32040840, 42721120, 51265344, 64081680, 85442240, 128163360, 256326720]

約数ペア:

[(1, 256326720), (2, 128163360), (3, 85442240), (4, 64081680), (5, 51265344), (6, 42721120), (8, 32040840), (10, 25632672), (12, 21360560), (13, 19717440), (15, 17088448), (16, 16020420), (19, 13490880), (20, 12816336), (23, 11144640), (24, 10680280), (26, 9858720), (30, 8544224), (32, 8010210), (38, 6745440), (39, 6572480), (40, 6408168), (46, 5572320), (47, 5453760), (48, 5340140), (52, 4929360), (57, 4496960), (60, 4272112), (64, 4005105), (65, 3943488), (69, 3714880), (76, 3372720), (78, 3286240), (80, 3204084), (92, 2786160), (94, 2726880), (95, 2698176), (96, 2670070), (104, 2464680), (114, 2248480), (115, 2228928), (120, 2136056), (130, 1971744), (138, 1857440), (141, 1817920), (152, 1686360), (156, 1643120), (160, 1602042), (184, 1393080), (188, 1363440), (190, 1349088), (192, 1335035), (195, 1314496), (208, 1232340), (228, 1124240), (230, 1114464), (235, 1090752), (240, 1068028), (247, 1037760), (260, 985872), (276, 928720), (282, 908960), (285, 899392), (299, 857280), (304, 843180), (312, 821560), (320, 801021), (345, 742976), (368, 696540), (376, 681720), (380, 674544), (390, 657248), (416, 616170), (437, 586560), (456, 562120), (460, 557232), (470, 545376), (480, 534014), (494, 518880), (520, 492936), (552, 464360), (564, 454480), (570, 449696), (598, 428640), (608, 421590), (611, 419520), (624, 410780), (690, 371488), (705, 363584), (736, 348270), (741, 345920), (752, 340860), (760, 337272), (780, 328624), (832, 308085), (874, 293280), (893, 287040), (897, 285760), (912, 281060), (920, 278616), (940, 272688), (960, 267007), (988, 259440), (1040, 246468), (1081, 237120), (1104, 232180), (1128, 227240), (1140, 224848), (1196, 214320), (1216, 210795), (1222, 209760), (1235, 207552), (1248, 205390), (1311, 195520), (1380, 185744), (1410, 181792), (1472, 174135), (1482, 172960), (1495, 171456), (1504, 170430), (1520, 168636), (1560, 164312), (1748, 146640), (1786, 143520), (1794, 142880), (1824, 140530), (1833, 139840), (1840, 139308), (1880, 136344), (1976, 129720), (2080, 123234), (2162, 118560), (2185, 117312), (2208, 116090), (2256, 113620), (2280, 112424), (2392, 107160), (2444, 104880), (2470, 103776), (2496, 102695), (2622, 97760), (2679, 95680), (2760, 92872), (2820, 90896), (2964, 86480), (2990, 85728), (3008, 85215), (3040, 84318), (3055, 83904), (3120, 82156), (3243, 79040), (3496, 73320), (3572, 71760), (3588, 71440), (3648, 70265), (3666, 69920), (3680, 69654), (3705, 69184), (3760, 68172), (3952, 64860), (4160, 61617), (4324, 59280), (4370, 58656), (4416, 58045), (4465, 57408), (4485, 57152), (4512, 56810), (4560, 56212), (4784, 53580), (4888, 52440), (4940, 51888), (5244, 48880), (5358, 47840), (5405, 47424), (5520, 46436), (5640, 45448), (5681, 45120), (5928, 43240), (5980, 42864), (6080, 42159), (6110, 41952), (6240, 41078), (6486, 39520), (6555, 39104), (6992, 36660), (7144, 35880), (7176, 35720), (7332, 34960), (7360, 34827), (7410, 34592), (7520, 34086), (7904, 32430), (8648, 29640), (8740, 29328), (8930, 28704), (8970, 28576), (9024, 28405), (9120, 28106), (9165, 27968), (9568, 26790), (9776, 26220), (9880, 25944), (10488, 24440), (10716, 23920), (10810, 23712), (11040, 23218), (11280, 22724), (11362, 22560), (11609, 22080), (11856, 21620), (11960, 21432), (12220, 20976), (12480, 20539), (12972, 19760), (13110, 19552), (13395, 19136), (13984, 18330), (14053, 18240), (14288, 17940), (14352, 17860), (14664, 17480), (14820, 17296), (15040, 17043), (15808, 16215)]