1640661696

素因数分解:

$2^6\times 3^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1$

素因数の和:508

約数の個数: 224

約数和(自身を含む): 5040660480

約数和(自身を除く): 3399998784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 67, 72, 74, 96, 108, 111, 134, 144, 148, 192, 201, 216, 222, 268, 288, 296, 333, 383, 402, 432, 444, 536, 576, 592, 603, 666, 766, 804, 864, 888, 999, 1072, 1149, 1184, 1206, 1332, 1532, 1608, 1728, 1776, 1809, 1998, 2144, 2298, 2368, 2412, 2479, 2664, 3064, 3216, 3447, 3552, 3618, 3996, 4288, 4596, 4824, 4958, 5328, 6128, 6432, 6894, 7104, 7236, 7437, 7992, 9192, 9648, 9916, 10341, 10656, 12256, 12864, 13788, 14171, 14472, 14874, 15984, 18384, 19296, 19832, 20682, 21312, 22311, 24512, 25661, 27576, 28342, 28944, 29748, 31968, 36768, 38592, 39664, 41364, 42513, 44622, 51322, 55152, 56684, 57888, 59496, 63936, 66933, 73536, 76983, 79328, 82728, 85026, 89244, 102644, 110304, 113368, 115776, 118992, 127539, 133866, 153966, 158656, 165456, 170052, 178488, 205288, 220608, 226736, 230949, 237984, 255078, 267732, 307932, 330912, 340104, 356976, 382617, 410576, 453472, 461898, 475968, 510156, 535464, 615864, 661824, 680208, 692847, 713952, 765234, 821152, 906944, 923796, 949457, 1020312, 1070928, 1231728, 1360416, 1385694, 1427904, 1530468, 1642304, 1847592, 1898914, 2040624, 2141856, 2463456, 2720832, 2771388, 2848371, 3060936, 3695184, 3797828, 4081248, 4283712, 4926912, 5542776, 5696742, 6121872, 7390368, 7595656, 8162496, 8545113, 11085552, 11393484, 12243744, 14780736, 15191312, 17090226, 22171104, 22786968, 24487488, 25635339, 30382624, 34180452, 44342208, 45573936, 51270678, 60765248, 68360904, 91147872, 102541356, 136721808, 182295744, 205082712, 273443616, 410165424, 546887232, 820330848, 1640661696]

約数ペア:

[(1, 1640661696), (2, 820330848), (3, 546887232), (4, 410165424), (6, 273443616), (8, 205082712), (9, 182295744), (12, 136721808), (16, 102541356), (18, 91147872), (24, 68360904), (27, 60765248), (32, 51270678), (36, 45573936), (37, 44342208), (48, 34180452), (54, 30382624), (64, 25635339), (67, 24487488), (72, 22786968), (74, 22171104), (96, 17090226), (108, 15191312), (111, 14780736), (134, 12243744), (144, 11393484), (148, 11085552), (192, 8545113), (201, 8162496), (216, 7595656), (222, 7390368), (268, 6121872), (288, 5696742), (296, 5542776), (333, 4926912), (383, 4283712), (402, 4081248), (432, 3797828), (444, 3695184), (536, 3060936), (576, 2848371), (592, 2771388), (603, 2720832), (666, 2463456), (766, 2141856), (804, 2040624), (864, 1898914), (888, 1847592), (999, 1642304), (1072, 1530468), (1149, 1427904), (1184, 1385694), (1206, 1360416), (1332, 1231728), (1532, 1070928), (1608, 1020312), (1728, 949457), (1776, 923796), (1809, 906944), (1998, 821152), (2144, 765234), (2298, 713952), (2368, 692847), (2412, 680208), (2479, 661824), (2664, 615864), (3064, 535464), (3216, 510156), (3447, 475968), (3552, 461898), (3618, 453472), (3996, 410576), (4288, 382617), (4596, 356976), (4824, 340104), (4958, 330912), (5328, 307932), (6128, 267732), (6432, 255078), (6894, 237984), (7104, 230949), (7236, 226736), (7437, 220608), (7992, 205288), (9192, 178488), (9648, 170052), (9916, 165456), (10341, 158656), (10656, 153966), (12256, 133866), (12864, 127539), (13788, 118992), (14171, 115776), (14472, 113368), (14874, 110304), (15984, 102644), (18384, 89244), (19296, 85026), (19832, 82728), (20682, 79328), (21312, 76983), (22311, 73536), (24512, 66933), (25661, 63936), (27576, 59496), (28342, 57888), (28944, 56684), (29748, 55152), (31968, 51322), (36768, 44622), (38592, 42513), (39664, 41364)]