121566260020

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1451}}^1\times {\mathrm{11867}}^1$

素因数の和:13680

約数の個数: 48

約数和(自身を含む): 256210371648

約数和(自身を除く): 134644111628

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1451, 1765, 2902, 3530, 5804, 7060, 7255, 11867, 14510, 23734, 29020, 47468, 59335, 118670, 237340, 512203, 1024406, 2048812, 2561015, 4189051, 5122030, 8378102, 10244060, 16756204, 17219017, 20945255, 34438034, 41890510, 68876068, 83781020, 86095085, 172190170, 344380340, 6078313001, 12156626002, 24313252004, 30391565005, 60783130010, 121566260020]

約数ペア:

[(1, 121566260020), (2, 60783130010), (4, 30391565005), (5, 24313252004), (10, 12156626002), (20, 6078313001), (353, 344380340), (706, 172190170), (1412, 86095085), (1451, 83781020), (1765, 68876068), (2902, 41890510), (3530, 34438034), (5804, 20945255), (7060, 17219017), (7255, 16756204), (11867, 10244060), (14510, 8378102), (23734, 5122030), (29020, 4189051), (47468, 2561015), (59335, 2048812), (118670, 1024406), (237340, 512203)]