490319872

素因数分解:

$2^{12}\times 7^3\times {\mathrm{349}}^1$

素因数の和:394

約数の個数: 104

約数和(自身を含む): 1146740000

約数和(自身を除く): 656420128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 343, 349, 392, 448, 512, 686, 698, 784, 896, 1024, 1372, 1396, 1568, 1792, 2048, 2443, 2744, 2792, 3136, 3584, 4096, 4886, 5488, 5584, 6272, 7168, 9772, 10976, 11168, 12544, 14336, 17101, 19544, 21952, 22336, 25088, 28672, 34202, 39088, 43904, 44672, 50176, 68404, 78176, 87808, 89344, 100352, 119707, 136808, 156352, 175616, 178688, 200704, 239414, 273616, 312704, 351232, 357376, 478828, 547232, 625408, 702464, 714752, 957656, 1094464, 1250816, 1404928, 1429504, 1915312, 2188928, 2501632, 3830624, 4377856, 5003264, 7661248, 8755712, 10006528, 15322496, 17511424, 30644992, 35022848, 61289984, 70045696, 122579968, 245159936, 490319872]

約数ペア:

[(1, 490319872), (2, 245159936), (4, 122579968), (7, 70045696), (8, 61289984), (14, 35022848), (16, 30644992), (28, 17511424), (32, 15322496), (49, 10006528), (56, 8755712), (64, 7661248), (98, 5003264), (112, 4377856), (128, 3830624), (196, 2501632), (224, 2188928), (256, 1915312), (343, 1429504), (349, 1404928), (392, 1250816), (448, 1094464), (512, 957656), (686, 714752), (698, 702464), (784, 625408), (896, 547232), (1024, 478828), (1372, 357376), (1396, 351232), (1568, 312704), (1792, 273616), (2048, 239414), (2443, 200704), (2744, 178688), (2792, 175616), (3136, 156352), (3584, 136808), (4096, 119707), (4886, 100352), (5488, 89344), (5584, 87808), (6272, 78176), (7168, 68404), (9772, 50176), (10976, 44672), (11168, 43904), (12544, 39088), (14336, 34202), (17101, 28672), (19544, 25088), (21952, 22336)]