1311381120

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:352

約数の個数: 384

約数和(自身を含む): 4973063040

約数和(自身を除く): 3661681920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 53, 56, 60, 64, 70, 80, 84, 96, 98, 105, 106, 112, 120, 128, 140, 147, 159, 160, 168, 192, 196, 210, 212, 224, 240, 245, 263, 265, 280, 294, 318, 320, 336, 371, 384, 392, 420, 424, 448, 480, 490, 526, 530, 560, 588, 636, 640, 672, 735, 742, 784, 789, 795, 840, 848, 896, 960, 980, 1052, 1060, 1113, 1120, 1176, 1272, 1315, 1344, 1470, 1484, 1568, 1578, 1590, 1680, 1696, 1841, 1855, 1920, 1960, 2104, 2120, 2226, 2240, 2352, 2544, 2597, 2630, 2688, 2940, 2968, 3136, 3156, 3180, 3360, 3392, 3682, 3710, 3920, 3945, 4208, 4240, 4452, 4480, 4704, 5088, 5194, 5260, 5523, 5565, 5880, 5936, 6272, 6312, 6360, 6720, 6784, 7364, 7420, 7791, 7840, 7890, 8416, 8480, 8904, 9205, 9408, 10176, 10388, 10520, 11046, 11130, 11760, 11872, 12624, 12720, 12887, 12985, 13440, 13939, 14728, 14840, 15582, 15680, 15780, 16832, 16960, 17808, 18410, 18816, 20352, 20776, 21040, 22092, 22260, 23520, 23744, 25248, 25440, 25774, 25970, 27615, 27878, 29456, 29680, 31164, 31360, 31560, 33664, 33920, 35616, 36820, 38661, 38955, 41552, 41817, 42080, 44184, 44520, 47040, 47488, 50496, 50880, 51548, 51940, 55230, 55756, 58912, 59360, 62328, 63120, 64435, 69695, 71232, 73640, 77322, 77910, 83104, 83634, 84160, 88368, 89040, 94080, 97573, 100992, 101760, 103096, 103880, 110460, 111512, 117824, 118720, 124656, 126240, 128870, 139390, 142464, 147280, 154644, 155820, 166208, 167268, 168320, 176736, 178080, 193305, 195146, 206192, 207760, 209085, 220920, 223024, 235648, 237440, 249312, 252480, 257740, 278780, 292719, 294560, 309288, 311640, 332416, 334536, 353472, 356160, 386610, 390292, 412384, 415520, 418170, 441840, 446048, 487865, 498624, 504960, 515480, 557560, 585438, 589120, 618576, 623280, 669072, 683011, 706944, 712320, 773220, 780584, 824768, 831040, 836340, 883680, 892096, 975730, 997248, 1030960, 1115120, 1170876, 1178240, 1237152, 1246560, 1338144, 1366022, 1463595, 1546440, 1561168, 1649536, 1662080, 1672680, 1767360, 1784192, 1951460, 2049033, 2061920, 2230240, 2341752, 2474304, 2493120, 2676288, 2732044, 2927190, 3092880, 3122336, 3345360, 3415055, 3534720, 3902920, 4098066, 4123840, 4460480, 4683504, 4948608, 4986240, 5352576, 5464088, 5854380, 6185760, 6244672, 6690720, 6830110, 7805840, 8196132, 8247680, 8920960, 9367008, 10245165, 10928176, 11708760, 12371520, 12489344, 13381440, 13660220, 15611680, 16392264, 18734016, 20490330, 21856352, 23417520, 24743040, 26762880, 27320440, 31223360, 32784528, 37468032, 40980660, 43712704, 46835040, 54640880, 62446720, 65569056, 81961320, 87425408, 93670080, 109281760, 131138112, 163922640, 187340160, 218563520, 262276224, 327845280, 437127040, 655690560, 1311381120]

約数ペア:

[(1, 1311381120), (2, 655690560), (3, 437127040), (4, 327845280), (5, 262276224), (6, 218563520), (7, 187340160), (8, 163922640), (10, 131138112), (12, 109281760), (14, 93670080), (15, 87425408), (16, 81961320), (20, 65569056), (21, 62446720), (24, 54640880), (28, 46835040), (30, 43712704), (32, 40980660), (35, 37468032), (40, 32784528), (42, 31223360), (48, 27320440), (49, 26762880), (53, 24743040), (56, 23417520), (60, 21856352), (64, 20490330), (70, 18734016), (80, 16392264), (84, 15611680), (96, 13660220), (98, 13381440), (105, 12489344), (106, 12371520), (112, 11708760), (120, 10928176), (128, 10245165), (140, 9367008), (147, 8920960), (159, 8247680), (160, 8196132), (168, 7805840), (192, 6830110), (196, 6690720), (210, 6244672), (212, 6185760), (224, 5854380), (240, 5464088), (245, 5352576), (263, 4986240), (265, 4948608), (280, 4683504), (294, 4460480), (318, 4123840), (320, 4098066), (336, 3902920), (371, 3534720), (384, 3415055), (392, 3345360), (420, 3122336), (424, 3092880), (448, 2927190), (480, 2732044), (490, 2676288), (526, 2493120), (530, 2474304), (560, 2341752), (588, 2230240), (636, 2061920), (640, 2049033), (672, 1951460), (735, 1784192), (742, 1767360), (784, 1672680), (789, 1662080), (795, 1649536), (840, 1561168), (848, 1546440), (896, 1463595), (960, 1366022), (980, 1338144), (1052, 1246560), (1060, 1237152), (1113, 1178240), (1120, 1170876), (1176, 1115120), (1272, 1030960), (1315, 997248), (1344, 975730), (1470, 892096), (1484, 883680), (1568, 836340), (1578, 831040), (1590, 824768), (1680, 780584), (1696, 773220), (1841, 712320), (1855, 706944), (1920, 683011), (1960, 669072), (2104, 623280), (2120, 618576), (2226, 589120), (2240, 585438), (2352, 557560), (2544, 515480), (2597, 504960), (2630, 498624), (2688, 487865), (2940, 446048), (2968, 441840), (3136, 418170), (3156, 415520), (3180, 412384), (3360, 390292), (3392, 386610), (3682, 356160), (3710, 353472), (3920, 334536), (3945, 332416), (4208, 311640), (4240, 309288), (4452, 294560), (4480, 292719), (4704, 278780), (5088, 257740), (5194, 252480), (5260, 249312), (5523, 237440), (5565, 235648), (5880, 223024), (5936, 220920), (6272, 209085), (6312, 207760), (6360, 206192), (6720, 195146), (6784, 193305), (7364, 178080), (7420, 176736), (7791, 168320), (7840, 167268), (7890, 166208), (8416, 155820), (8480, 154644), (8904, 147280), (9205, 142464), (9408, 139390), (10176, 128870), (10388, 126240), (10520, 124656), (11046, 118720), (11130, 117824), (11760, 111512), (11872, 110460), (12624, 103880), (12720, 103096), (12887, 101760), (12985, 100992), (13440, 97573), (13939, 94080), (14728, 89040), (14840, 88368), (15582, 84160), (15680, 83634), (15780, 83104), (16832, 77910), (16960, 77322), (17808, 73640), (18410, 71232), (18816, 69695), (20352, 64435), (20776, 63120), (21040, 62328), (22092, 59360), (22260, 58912), (23520, 55756), (23744, 55230), (25248, 51940), (25440, 51548), (25774, 50880), (25970, 50496), (27615, 47488), (27878, 47040), (29456, 44520), (29680, 44184), (31164, 42080), (31360, 41817), (31560, 41552), (33664, 38955), (33920, 38661), (35616, 36820)]