31030384

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 76066560

約数和(自身を除く): 45036176

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 89, 112, 154, 176, 178, 283, 308, 356, 566, 616, 623, 712, 979, 1132, 1232, 1246, 1424, 1958, 1981, 2264, 2492, 3113, 3916, 3962, 4528, 4984, 6226, 6853, 7832, 7924, 9968, 12452, 13706, 15664, 15848, 21791, 24904, 25187, 27412, 31696, 43582, 49808, 50374, 54824, 87164, 100748, 109648, 174328, 176309, 201496, 277057, 348656, 352618, 402992, 554114, 705236, 1108228, 1410472, 1939399, 2216456, 2820944, 3878798, 4432912, 7757596, 15515192, 31030384]

約数ペア:

[(1, 31030384), (2, 15515192), (4, 7757596), (7, 4432912), (8, 3878798), (11, 2820944), (14, 2216456), (16, 1939399), (22, 1410472), (28, 1108228), (44, 705236), (56, 554114), (77, 402992), (88, 352618), (89, 348656), (112, 277057), (154, 201496), (176, 176309), (178, 174328), (283, 109648), (308, 100748), (356, 87164), (566, 54824), (616, 50374), (623, 49808), (712, 43582), (979, 31696), (1132, 27412), (1232, 25187), (1246, 24904), (1424, 21791), (1958, 15848), (1981, 15664), (2264, 13706), (2492, 12452), (3113, 9968), (3916, 7924), (3962, 7832), (4528, 6853), (4984, 6226)]