71551140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27733}}^1$

素因数の和:27788

約数の個数: 48

約数和(自身を含む): 205009728

約数和(自身を除く): 133458588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 27733, 55466, 83199, 110932, 138665, 166398, 277330, 332796, 415995, 554660, 831990, 1192519, 1663980, 2385038, 3577557, 4770076, 5962595, 7155114, 11925190, 14310228, 17887785, 23850380, 35775570, 71551140]

約数ペア:

[(1, 71551140), (2, 35775570), (3, 23850380), (4, 17887785), (5, 14310228), (6, 11925190), (10, 7155114), (12, 5962595), (15, 4770076), (20, 3577557), (30, 2385038), (43, 1663980), (60, 1192519), (86, 831990), (129, 554660), (172, 415995), (215, 332796), (258, 277330), (430, 166398), (516, 138665), (645, 110932), (860, 83199), (1290, 55466), (2580, 27733)]