189990210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{12109}}^1$

素因数の和:12642

約数の個数: 32

約数和(自身を含む): 456886080

約数和(自身を除く): 266895870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 523, 1046, 1569, 2615, 3138, 5230, 7845, 12109, 15690, 24218, 36327, 60545, 72654, 121090, 181635, 363270, 6333007, 12666014, 18999021, 31665035, 37998042, 63330070, 94995105, 189990210]

約数ペア:

[(1, 189990210), (2, 94995105), (3, 63330070), (5, 37998042), (6, 31665035), (10, 18999021), (15, 12666014), (30, 6333007), (523, 363270), (1046, 181635), (1569, 121090), (2615, 72654), (3138, 60545), (5230, 36327), (7845, 24218), (12109, 15690)]