56420460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1021}}^1$

素因数の和:1343

約数の個数: 72

約数和(自身を含む): 171867696

約数和(自身を除く): 115447236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 307, 614, 921, 1021, 1228, 1535, 1842, 2042, 2763, 3063, 3070, 3684, 4084, 4605, 5105, 5526, 6126, 6140, 9189, 9210, 10210, 11052, 12252, 13815, 15315, 18378, 18420, 20420, 27630, 30630, 36756, 45945, 55260, 61260, 91890, 183780, 313447, 626894, 940341, 1253788, 1567235, 1880682, 2821023, 3134470, 3761364, 4701705, 5642046, 6268940, 9403410, 11284092, 14105115, 18806820, 28210230, 56420460]

約数ペア:

[(1, 56420460), (2, 28210230), (3, 18806820), (4, 14105115), (5, 11284092), (6, 9403410), (9, 6268940), (10, 5642046), (12, 4701705), (15, 3761364), (18, 3134470), (20, 2821023), (30, 1880682), (36, 1567235), (45, 1253788), (60, 940341), (90, 626894), (180, 313447), (307, 183780), (614, 91890), (921, 61260), (1021, 55260), (1228, 45945), (1535, 36756), (1842, 30630), (2042, 27630), (2763, 20420), (3063, 18420), (3070, 18378), (3684, 15315), (4084, 13815), (4605, 12252), (5105, 11052), (5526, 10210), (6126, 9210), (6140, 9189)]