291260460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{68371}}^1$

素因数の和:68454

約数の個数: 48

約数和(自身を含む): 827027712

約数和(自身を除く): 535767252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 68371, 136742, 205113, 273484, 341855, 410226, 683710, 820452, 1025565, 1367420, 2051130, 4102260, 4854341, 9708682, 14563023, 19417364, 24271705, 29126046, 48543410, 58252092, 72815115, 97086820, 145630230, 291260460]

約数ペア:

[(1, 291260460), (2, 145630230), (3, 97086820), (4, 72815115), (5, 58252092), (6, 48543410), (10, 29126046), (12, 24271705), (15, 19417364), (20, 14563023), (30, 9708682), (60, 4854341), (71, 4102260), (142, 2051130), (213, 1367420), (284, 1025565), (355, 820452), (426, 683710), (710, 410226), (852, 341855), (1065, 273484), (1420, 205113), (2130, 136742), (4260, 68371)]