209343690

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{258449}}^1$

素因数の和:258468

約数の個数: 40

約数和(自身を含む): 562904100

約数和(自身を除く): 353560410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 258449, 516898, 775347, 1292245, 1550694, 2326041, 2584490, 3876735, 4652082, 6978123, 7753470, 11630205, 13956246, 20934369, 23260410, 34890615, 41868738, 69781230, 104671845, 209343690]

約数ペア:

[(1, 209343690), (2, 104671845), (3, 69781230), (5, 41868738), (6, 34890615), (9, 23260410), (10, 20934369), (15, 13956246), (18, 11630205), (27, 7753470), (30, 6978123), (45, 4652082), (54, 3876735), (81, 2584490), (90, 2326041), (135, 1550694), (162, 1292245), (270, 775347), (405, 516898), (810, 258449)]