639477072

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:523

約数の個数: 240

約数和(自身を含む): 2096740800

約数和(自身を除く): 1457263728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 27, 36, 38, 39, 48, 52, 54, 57, 72, 76, 78, 104, 108, 114, 117, 144, 152, 156, 169, 171, 208, 216, 228, 234, 247, 304, 312, 338, 342, 351, 432, 456, 461, 468, 494, 507, 513, 624, 676, 684, 702, 741, 912, 922, 936, 988, 1014, 1026, 1352, 1368, 1383, 1404, 1482, 1521, 1844, 1872, 1976, 2028, 2052, 2223, 2704, 2736, 2766, 2808, 2964, 3042, 3211, 3688, 3952, 4056, 4104, 4149, 4446, 4563, 5532, 5616, 5928, 5993, 6084, 6422, 6669, 7376, 8112, 8208, 8298, 8759, 8892, 9126, 9633, 11064, 11856, 11986, 12168, 12447, 12844, 13338, 16596, 17518, 17784, 17979, 18252, 19266, 22128, 23972, 24336, 24894, 25688, 26277, 26676, 28899, 33192, 35036, 35568, 35958, 36504, 38532, 47944, 49788, 51376, 52554, 53352, 53937, 57798, 66384, 70072, 71916, 73008, 77064, 77909, 78831, 86697, 95888, 99576, 105108, 106704, 107874, 113867, 115596, 140144, 143832, 154128, 155818, 157662, 161811, 173394, 199152, 210216, 215748, 227734, 231192, 233727, 236493, 287664, 311636, 315324, 323622, 341601, 346788, 420432, 431496, 455468, 462384, 467454, 472986, 623272, 630648, 647244, 683202, 693576, 701181, 862992, 910936, 934908, 945972, 1024803, 1246544, 1261296, 1294488, 1366404, 1387152, 1402362, 1480271, 1821872, 1869816, 1891944, 2049606, 2103543, 2588976, 2732808, 2804724, 2960542, 3074409, 3739632, 3783888, 4099212, 4207086, 4440813, 5465616, 5609448, 5921084, 6148818, 8198424, 8414172, 8881626, 11218896, 11842168, 12297636, 13322439, 16396848, 16828344, 17763252, 23684336, 24595272, 26644878, 33656688, 35526504, 39967317, 49190544, 53289756, 71053008, 79934634, 106579512, 159869268, 213159024, 319738536, 639477072]

約数ペア:

[(1, 639477072), (2, 319738536), (3, 213159024), (4, 159869268), (6, 106579512), (8, 79934634), (9, 71053008), (12, 53289756), (13, 49190544), (16, 39967317), (18, 35526504), (19, 33656688), (24, 26644878), (26, 24595272), (27, 23684336), (36, 17763252), (38, 16828344), (39, 16396848), (48, 13322439), (52, 12297636), (54, 11842168), (57, 11218896), (72, 8881626), (76, 8414172), (78, 8198424), (104, 6148818), (108, 5921084), (114, 5609448), (117, 5465616), (144, 4440813), (152, 4207086), (156, 4099212), (169, 3783888), (171, 3739632), (208, 3074409), (216, 2960542), (228, 2804724), (234, 2732808), (247, 2588976), (304, 2103543), (312, 2049606), (338, 1891944), (342, 1869816), (351, 1821872), (432, 1480271), (456, 1402362), (461, 1387152), (468, 1366404), (494, 1294488), (507, 1261296), (513, 1246544), (624, 1024803), (676, 945972), (684, 934908), (702, 910936), (741, 862992), (912, 701181), (922, 693576), (936, 683202), (988, 647244), (1014, 630648), (1026, 623272), (1352, 472986), (1368, 467454), (1383, 462384), (1404, 455468), (1482, 431496), (1521, 420432), (1844, 346788), (1872, 341601), (1976, 323622), (2028, 315324), (2052, 311636), (2223, 287664), (2704, 236493), (2736, 233727), (2766, 231192), (2808, 227734), (2964, 215748), (3042, 210216), (3211, 199152), (3688, 173394), (3952, 161811), (4056, 157662), (4104, 155818), (4149, 154128), (4446, 143832), (4563, 140144), (5532, 115596), (5616, 113867), (5928, 107874), (5993, 106704), (6084, 105108), (6422, 99576), (6669, 95888), (7376, 86697), (8112, 78831), (8208, 77909), (8298, 77064), (8759, 73008), (8892, 71916), (9126, 70072), (9633, 66384), (11064, 57798), (11856, 53937), (11986, 53352), (12168, 52554), (12447, 51376), (12844, 49788), (13338, 47944), (16596, 38532), (17518, 36504), (17784, 35958), (17979, 35568), (18252, 35036), (19266, 33192), (22128, 28899), (23972, 26676), (24336, 26277), (24894, 25688)]