248619960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{690611}}^1$

素因数の和:690628

約数の個数: 48

約数和(自身を含む): 808016040

約数和(自身を除く): 559396080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 690611, 1381222, 2071833, 2762444, 3453055, 4143666, 5524888, 6215499, 6906110, 8287332, 10359165, 12430998, 13812220, 16574664, 20718330, 24861996, 27624440, 31077495, 41436660, 49723992, 62154990, 82873320, 124309980, 248619960]

約数ペア:

[(1, 248619960), (2, 124309980), (3, 82873320), (4, 62154990), (5, 49723992), (6, 41436660), (8, 31077495), (9, 27624440), (10, 24861996), (12, 20718330), (15, 16574664), (18, 13812220), (20, 12430998), (24, 10359165), (30, 8287332), (36, 6906110), (40, 6215499), (45, 5524888), (60, 4143666), (72, 3453055), (90, 2762444), (120, 2071833), (180, 1381222), (360, 690611)]