637129296

素因数分解:

$2^4\times 3^2\times {\mathrm{139}}^2\times {\mathrm{229}}^1$

素因数の和:521

約数の個数: 90

約数和(自身を含む): 1803840090

約数和(自身を除く): 1166710794

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 139, 144, 229, 278, 417, 458, 556, 687, 834, 916, 1112, 1251, 1374, 1668, 1832, 2061, 2224, 2502, 2748, 3336, 3664, 4122, 5004, 5496, 6672, 8244, 10008, 10992, 16488, 19321, 20016, 31831, 32976, 38642, 57963, 63662, 77284, 95493, 115926, 127324, 154568, 173889, 190986, 231852, 254648, 286479, 309136, 347778, 381972, 463704, 509296, 572958, 695556, 763944, 927408, 1145916, 1391112, 1527888, 2291832, 2782224, 4424509, 4583664, 8849018, 13273527, 17698036, 26547054, 35396072, 39820581, 53094108, 70792144, 79641162, 106188216, 159282324, 212376432, 318564648, 637129296]

約数ペア:

[(1, 637129296), (2, 318564648), (3, 212376432), (4, 159282324), (6, 106188216), (8, 79641162), (9, 70792144), (12, 53094108), (16, 39820581), (18, 35396072), (24, 26547054), (36, 17698036), (48, 13273527), (72, 8849018), (139, 4583664), (144, 4424509), (229, 2782224), (278, 2291832), (417, 1527888), (458, 1391112), (556, 1145916), (687, 927408), (834, 763944), (916, 695556), (1112, 572958), (1251, 509296), (1374, 463704), (1668, 381972), (1832, 347778), (2061, 309136), (2224, 286479), (2502, 254648), (2748, 231852), (3336, 190986), (3664, 173889), (4122, 154568), (5004, 127324), (5496, 115926), (6672, 95493), (8244, 77284), (10008, 63662), (10992, 57963), (16488, 38642), (19321, 32976), (20016, 31831)]