315040180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173099}}^1$

素因数の和:173128

約数の個数: 48

約数和(自身を含む): 814262400

約数和(自身を除く): 499222220

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 173099, 346198, 692396, 865495, 1211693, 1730990, 2250287, 2423386, 3461980, 4500574, 4846772, 6058465, 9001148, 11251435, 12116930, 15752009, 22502870, 24233860, 31504018, 45005740, 63008036, 78760045, 157520090, 315040180]

約数ペア:

[(1, 315040180), (2, 157520090), (4, 78760045), (5, 63008036), (7, 45005740), (10, 31504018), (13, 24233860), (14, 22502870), (20, 15752009), (26, 12116930), (28, 11251435), (35, 9001148), (52, 6058465), (65, 4846772), (70, 4500574), (91, 3461980), (130, 2423386), (140, 2250287), (182, 1730990), (260, 1211693), (364, 865495), (455, 692396), (910, 346198), (1820, 173099)]