201871530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{320431}}^1$

素因数の和:320451

約数の個数: 48

約数和(自身を含む): 599848704

約数和(自身を除く): 397977174

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 320431, 640862, 961293, 1602155, 1922586, 2243017, 2883879, 3204310, 4486034, 4806465, 5767758, 6729051, 9612930, 11215085, 13458102, 14419395, 20187153, 22430170, 28838790, 33645255, 40374306, 67290510, 100935765, 201871530]

約数ペア:

[(1, 201871530), (2, 100935765), (3, 67290510), (5, 40374306), (6, 33645255), (7, 28838790), (9, 22430170), (10, 20187153), (14, 14419395), (15, 13458102), (18, 11215085), (21, 9612930), (30, 6729051), (35, 5767758), (42, 4806465), (45, 4486034), (63, 3204310), (70, 2883879), (90, 2243017), (105, 1922586), (126, 1602155), (210, 961293), (315, 640862), (630, 320431)]