644963904

素因数分解:

$2^6\times 3^3\times {\mathrm{13}}^1\times {\mathrm{28711}}^1$

素因数の和:28745

約数の個数: 112

約数和(自身を含む): 2041997440

約数和(自身を除く): 1397033536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 144, 156, 192, 208, 216, 234, 288, 312, 351, 416, 432, 468, 576, 624, 702, 832, 864, 936, 1248, 1404, 1728, 1872, 2496, 2808, 3744, 5616, 7488, 11232, 22464, 28711, 57422, 86133, 114844, 172266, 229688, 258399, 344532, 373243, 459376, 516798, 689064, 746486, 775197, 918752, 1033596, 1119729, 1378128, 1492972, 1550394, 1837504, 2067192, 2239458, 2756256, 2985944, 3100788, 3359187, 4134384, 4478916, 5512512, 5971888, 6201576, 6718374, 8268768, 8957832, 10077561, 11943776, 12403152, 13436748, 16537536, 17915664, 20155122, 23887552, 24806304, 26873496, 35831328, 40310244, 49612608, 53746992, 71662656, 80620488, 107493984, 161240976, 214987968, 322481952, 644963904]

約数ペア:

[(1, 644963904), (2, 322481952), (3, 214987968), (4, 161240976), (6, 107493984), (8, 80620488), (9, 71662656), (12, 53746992), (13, 49612608), (16, 40310244), (18, 35831328), (24, 26873496), (26, 24806304), (27, 23887552), (32, 20155122), (36, 17915664), (39, 16537536), (48, 13436748), (52, 12403152), (54, 11943776), (64, 10077561), (72, 8957832), (78, 8268768), (96, 6718374), (104, 6201576), (108, 5971888), (117, 5512512), (144, 4478916), (156, 4134384), (192, 3359187), (208, 3100788), (216, 2985944), (234, 2756256), (288, 2239458), (312, 2067192), (351, 1837504), (416, 1550394), (432, 1492972), (468, 1378128), (576, 1119729), (624, 1033596), (702, 918752), (832, 775197), (864, 746486), (936, 689064), (1248, 516798), (1404, 459376), (1728, 373243), (1872, 344532), (2496, 258399), (2808, 229688), (3744, 172266), (5616, 114844), (7488, 86133), (11232, 57422), (22464, 28711)]