67447240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{240883}}^1$

素因数の和:240901

約数の個数: 32

約数和(自身を含む): 173436480

約数和(自身を除く): 105989240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 240883, 481766, 963532, 1204415, 1686181, 1927064, 2408830, 3372362, 4817660, 6744724, 8430905, 9635320, 13489448, 16861810, 33723620, 67447240]

約数ペア:

[(1, 67447240), (2, 33723620), (4, 16861810), (5, 13489448), (7, 9635320), (8, 8430905), (10, 6744724), (14, 4817660), (20, 3372362), (28, 2408830), (35, 1927064), (40, 1686181), (56, 1204415), (70, 963532), (140, 481766), (280, 240883)]