108108420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{257401}}^1$

素因数の和:257420

約数の個数: 48

約数和(自身を含む): 345948288

約数和(自身を除く): 237839868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 257401, 514802, 772203, 1029604, 1287005, 1544406, 1801807, 2574010, 3088812, 3603614, 3861015, 5148020, 5405421, 7207228, 7722030, 9009035, 10810842, 15444060, 18018070, 21621684, 27027105, 36036140, 54054210, 108108420]

約数ペア:

[(1, 108108420), (2, 54054210), (3, 36036140), (4, 27027105), (5, 21621684), (6, 18018070), (7, 15444060), (10, 10810842), (12, 9009035), (14, 7722030), (15, 7207228), (20, 5405421), (21, 5148020), (28, 3861015), (30, 3603614), (35, 3088812), (42, 2574010), (60, 1801807), (70, 1544406), (84, 1287005), (105, 1029604), (140, 772203), (210, 514802), (420, 257401)]