69538980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{165569}}^1$

素因数の和:165588

約数の個数: 48

約数和(自身を含む): 222526080

約数和(自身を除く): 152987100

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, 165569, 331138, 496707, 662276, 827845, 993414, 1158983, 1655690, 1986828, 2317966, 2483535, 3311380, 3476949, 4635932, 4967070, 5794915, 6953898, 9934140, 11589830, 13907796, 17384745, 23179660, 34769490, 69538980]

約数ペア:

[(1, 69538980), (2, 34769490), (3, 23179660), (4, 17384745), (5, 13907796), (6, 11589830), (7, 9934140), (10, 6953898), (12, 5794915), (14, 4967070), (15, 4635932), (20, 3476949), (21, 3311380), (28, 2483535), (30, 2317966), (35, 1986828), (42, 1655690), (60, 1158983), (70, 993414), (84, 827845), (105, 662276), (140, 496707), (210, 331138), (420, 165569)]