51631920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71711}}^1$

素因数の和:71730

約数の個数: 60

約数和(自身を含む): 173399616

約数和(自身を除く): 121767696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 71711, 143422, 215133, 286844, 358555, 430266, 573688, 645399, 717110, 860532, 1075665, 1147376, 1290798, 1434220, 1721064, 2151330, 2581596, 2868440, 3226995, 3442128, 4302660, 5163192, 5736880, 6453990, 8605320, 10326384, 12907980, 17210640, 25815960, 51631920]

約数ペア:

[(1, 51631920), (2, 25815960), (3, 17210640), (4, 12907980), (5, 10326384), (6, 8605320), (8, 6453990), (9, 5736880), (10, 5163192), (12, 4302660), (15, 3442128), (16, 3226995), (18, 2868440), (20, 2581596), (24, 2151330), (30, 1721064), (36, 1434220), (40, 1290798), (45, 1147376), (48, 1075665), (60, 860532), (72, 717110), (80, 645399), (90, 573688), (120, 430266), (144, 358555), (180, 286844), (240, 215133), (360, 143422), (720, 71711)]