157896620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{23017}}^1$

素因数の和:23047

約数の個数: 48

約数和(自身を含む): 386702400

約数和(自身を除く): 228805780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 23017, 46034, 92068, 115085, 161119, 230170, 322238, 460340, 644476, 805595, 1127833, 1611190, 2255666, 3222380, 4511332, 5639165, 7894831, 11278330, 15789662, 22556660, 31579324, 39474155, 78948310, 157896620]

約数ペア:

[(1, 157896620), (2, 78948310), (4, 39474155), (5, 31579324), (7, 22556660), (10, 15789662), (14, 11278330), (20, 7894831), (28, 5639165), (35, 4511332), (49, 3222380), (70, 2255666), (98, 1611190), (140, 1127833), (196, 805595), (245, 644476), (343, 460340), (490, 322238), (686, 230170), (980, 161119), (1372, 115085), (1715, 92068), (3430, 46034), (6860, 23017)]