61711920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{85711}}^1$

素因数の和:85730

約数の個数: 60

約数和(自身を含む): 207251616

約数和(自身を除く): 145539696

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, 85711, 171422, 257133, 342844, 428555, 514266, 685688, 771399, 857110, 1028532, 1285665, 1371376, 1542798, 1714220, 2057064, 2571330, 3085596, 3428440, 3856995, 4114128, 5142660, 6171192, 6856880, 7713990, 10285320, 12342384, 15427980, 20570640, 30855960, 61711920]

約数ペア:

[(1, 61711920), (2, 30855960), (3, 20570640), (4, 15427980), (5, 12342384), (6, 10285320), (8, 7713990), (9, 6856880), (10, 6171192), (12, 5142660), (15, 4114128), (16, 3856995), (18, 3428440), (20, 3085596), (24, 2571330), (30, 2057064), (36, 1714220), (40, 1542798), (45, 1371376), (48, 1285665), (60, 1028532), (72, 857110), (80, 771399), (90, 685688), (120, 514266), (144, 428555), (180, 342844), (240, 257133), (360, 171422), (720, 85711)]