280772490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{322727}}^1$

素因数の和:322766

約数の個数: 32

約数和(自身を含む): 697092480

約数和(自身を除く): 416319990

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 322727, 645454, 968181, 1613635, 1936362, 3227270, 4840905, 9359083, 9681810, 18718166, 28077249, 46795415, 56154498, 93590830, 140386245, 280772490]

約数ペア:

[(1, 280772490), (2, 140386245), (3, 93590830), (5, 56154498), (6, 46795415), (10, 28077249), (15, 18718166), (29, 9681810), (30, 9359083), (58, 4840905), (87, 3227270), (145, 1936362), (174, 1613635), (290, 968181), (435, 645454), (870, 322727)]