245181728

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{22469}}^1$

素因数の和:22521

約数の個数: 48

約数和(自身を含む): 543594240

約数和(自身を除く): 298412512

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 124, 176, 248, 341, 352, 496, 682, 992, 1364, 2728, 5456, 10912, 22469, 44938, 89876, 179752, 247159, 359504, 494318, 696539, 719008, 988636, 1393078, 1977272, 2786156, 3954544, 5572312, 7661929, 7909088, 11144624, 15323858, 22289248, 30647716, 61295432, 122590864, 245181728]

約数ペア:

[(1, 245181728), (2, 122590864), (4, 61295432), (8, 30647716), (11, 22289248), (16, 15323858), (22, 11144624), (31, 7909088), (32, 7661929), (44, 5572312), (62, 3954544), (88, 2786156), (124, 1977272), (176, 1393078), (248, 988636), (341, 719008), (352, 696539), (496, 494318), (682, 359504), (992, 247159), (1364, 179752), (2728, 89876), (5456, 44938), (10912, 22469)]