1990378368

素因数分解:

$2^7\times 3^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:282

約数の個数: 288

約数和(自身を含む): 6401795400

約数和(自身を除く): 4411417032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 109, 121, 128, 131, 132, 144, 176, 192, 198, 218, 242, 262, 264, 288, 327, 352, 363, 384, 393, 396, 436, 484, 524, 528, 576, 654, 704, 726, 786, 792, 872, 968, 981, 1048, 1056, 1089, 1152, 1179, 1199, 1308, 1408, 1441, 1452, 1572, 1584, 1744, 1936, 1962, 2096, 2112, 2178, 2358, 2398, 2616, 2882, 2904, 3144, 3168, 3488, 3597, 3872, 3924, 4192, 4224, 4323, 4356, 4716, 4796, 5232, 5764, 5808, 6288, 6336, 6976, 7194, 7744, 7848, 8384, 8646, 8712, 9432, 9592, 10464, 10791, 11528, 11616, 12576, 12672, 12969, 13189, 13952, 14279, 14388, 15488, 15696, 15851, 16768, 17292, 17424, 18864, 19184, 20928, 21582, 23056, 23232, 25152, 25938, 26378, 28558, 28776, 31392, 31702, 34584, 34848, 37728, 38368, 39567, 41856, 42837, 43164, 46112, 46464, 47553, 50304, 51876, 52756, 57116, 57552, 62784, 63404, 69168, 69696, 75456, 76736, 79134, 85674, 86328, 92224, 95106, 103752, 105512, 114232, 115104, 118701, 125568, 126808, 128511, 138336, 139392, 142659, 150912, 153472, 157069, 158268, 171348, 172656, 184448, 190212, 207504, 211024, 228464, 230208, 237402, 253616, 257022, 276672, 285318, 314138, 316536, 342696, 345312, 380424, 415008, 422048, 456928, 460416, 471207, 474804, 507232, 514044, 553344, 570636, 628276, 633072, 685392, 690624, 760848, 830016, 844096, 913856, 942414, 949608, 1014464, 1028088, 1141272, 1256552, 1266144, 1370784, 1381248, 1413621, 1521696, 1660032, 1688192, 1727759, 1827712, 1884828, 1899216, 2028928, 2056176, 2282544, 2513104, 2532288, 2741568, 2827242, 3043392, 3455518, 3769656, 3798432, 4112352, 4565088, 5026208, 5064576, 5183277, 5483136, 5654484, 6086784, 6911036, 7539312, 7596864, 8224704, 9130176, 10052416, 10366554, 11308968, 13822072, 15078624, 15193728, 15549831, 16449408, 18260352, 20104832, 20733108, 22617936, 27644144, 30157248, 31099662, 41466216, 45235872, 55288288, 60314496, 62199324, 82932432, 90471744, 110576576, 124398648, 165864864, 180943488, 221153152, 248797296, 331729728, 497594592, 663459456, 995189184, 1990378368]

約数ペア:

[(1, 1990378368), (2, 995189184), (3, 663459456), (4, 497594592), (6, 331729728), (8, 248797296), (9, 221153152), (11, 180943488), (12, 165864864), (16, 124398648), (18, 110576576), (22, 90471744), (24, 82932432), (32, 62199324), (33, 60314496), (36, 55288288), (44, 45235872), (48, 41466216), (64, 31099662), (66, 30157248), (72, 27644144), (88, 22617936), (96, 20733108), (99, 20104832), (109, 18260352), (121, 16449408), (128, 15549831), (131, 15193728), (132, 15078624), (144, 13822072), (176, 11308968), (192, 10366554), (198, 10052416), (218, 9130176), (242, 8224704), (262, 7596864), (264, 7539312), (288, 6911036), (327, 6086784), (352, 5654484), (363, 5483136), (384, 5183277), (393, 5064576), (396, 5026208), (436, 4565088), (484, 4112352), (524, 3798432), (528, 3769656), (576, 3455518), (654, 3043392), (704, 2827242), (726, 2741568), (786, 2532288), (792, 2513104), (872, 2282544), (968, 2056176), (981, 2028928), (1048, 1899216), (1056, 1884828), (1089, 1827712), (1152, 1727759), (1179, 1688192), (1199, 1660032), (1308, 1521696), (1408, 1413621), (1441, 1381248), (1452, 1370784), (1572, 1266144), (1584, 1256552), (1744, 1141272), (1936, 1028088), (1962, 1014464), (2096, 949608), (2112, 942414), (2178, 913856), (2358, 844096), (2398, 830016), (2616, 760848), (2882, 690624), (2904, 685392), (3144, 633072), (3168, 628276), (3488, 570636), (3597, 553344), (3872, 514044), (3924, 507232), (4192, 474804), (4224, 471207), (4323, 460416), (4356, 456928), (4716, 422048), (4796, 415008), (5232, 380424), (5764, 345312), (5808, 342696), (6288, 316536), (6336, 314138), (6976, 285318), (7194, 276672), (7744, 257022), (7848, 253616), (8384, 237402), (8646, 230208), (8712, 228464), (9432, 211024), (9592, 207504), (10464, 190212), (10791, 184448), (11528, 172656), (11616, 171348), (12576, 158268), (12672, 157069), (12969, 153472), (13189, 150912), (13952, 142659), (14279, 139392), (14388, 138336), (15488, 128511), (15696, 126808), (15851, 125568), (16768, 118701), (17292, 115104), (17424, 114232), (18864, 105512), (19184, 103752), (20928, 95106), (21582, 92224), (23056, 86328), (23232, 85674), (25152, 79134), (25938, 76736), (26378, 75456), (28558, 69696), (28776, 69168), (31392, 63404), (31702, 62784), (34584, 57552), (34848, 57116), (37728, 52756), (38368, 51876), (39567, 50304), (41856, 47553), (42837, 46464), (43164, 46112)]