639979776

素因数分解:

$2^8\times 3^2\times {\mathrm{89}}^1\times {\mathrm{3121}}^1$

素因数の和:3232

約数の個数: 108

約数和(自身を含む): 1866550140

約数和(自身を除く): 1226570364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 89, 96, 128, 144, 178, 192, 256, 267, 288, 356, 384, 534, 576, 712, 768, 801, 1068, 1152, 1424, 1602, 2136, 2304, 2848, 3121, 3204, 4272, 5696, 6242, 6408, 8544, 9363, 11392, 12484, 12816, 17088, 18726, 22784, 24968, 25632, 28089, 34176, 37452, 49936, 51264, 56178, 68352, 74904, 99872, 102528, 112356, 149808, 199744, 205056, 224712, 277769, 299616, 399488, 449424, 555538, 599232, 798976, 833307, 898848, 1111076, 1198464, 1666614, 1797696, 2222152, 2396928, 2499921, 3333228, 3595392, 4444304, 4999842, 6666456, 7190784, 8888608, 9999684, 13332912, 17777216, 19999368, 26665824, 35554432, 39998736, 53331648, 71108864, 79997472, 106663296, 159994944, 213326592, 319989888, 639979776]

約数ペア:

[(1, 639979776), (2, 319989888), (3, 213326592), (4, 159994944), (6, 106663296), (8, 79997472), (9, 71108864), (12, 53331648), (16, 39998736), (18, 35554432), (24, 26665824), (32, 19999368), (36, 17777216), (48, 13332912), (64, 9999684), (72, 8888608), (89, 7190784), (96, 6666456), (128, 4999842), (144, 4444304), (178, 3595392), (192, 3333228), (256, 2499921), (267, 2396928), (288, 2222152), (356, 1797696), (384, 1666614), (534, 1198464), (576, 1111076), (712, 898848), (768, 833307), (801, 798976), (1068, 599232), (1152, 555538), (1424, 449424), (1602, 399488), (2136, 299616), (2304, 277769), (2848, 224712), (3121, 205056), (3204, 199744), (4272, 149808), (5696, 112356), (6242, 102528), (6408, 99872), (8544, 74904), (9363, 68352), (11392, 56178), (12484, 51264), (12816, 49936), (17088, 37452), (18726, 34176), (22784, 28089), (24968, 25632)]