73121720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37307}}^1$

素因数の和:37332

約数の個数: 48

約数和(自身を含む): 191390040

約数和(自身を除く): 118268320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 37307, 74614, 149228, 186535, 261149, 298456, 373070, 522298, 746140, 1044596, 1305745, 1492280, 1828043, 2089192, 2611490, 3656086, 5222980, 7312172, 9140215, 10445960, 14624344, 18280430, 36560860, 73121720]

約数ペア:

[(1, 73121720), (2, 36560860), (4, 18280430), (5, 14624344), (7, 10445960), (8, 9140215), (10, 7312172), (14, 5222980), (20, 3656086), (28, 2611490), (35, 2089192), (40, 1828043), (49, 1492280), (56, 1305745), (70, 1044596), (98, 746140), (140, 522298), (196, 373070), (245, 298456), (280, 261149), (392, 186535), (490, 149228), (980, 74614), (1960, 37307)]