130311560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{719}}^1$

素因数の和:950

約数の個数: 64

約数和(自身を含む): 307929600

約数和(自身を除く): 177618040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 197, 230, 394, 460, 719, 788, 920, 985, 1438, 1576, 1970, 2876, 3595, 3940, 4531, 5752, 7190, 7880, 9062, 14380, 16537, 18124, 22655, 28760, 33074, 36248, 45310, 66148, 82685, 90620, 132296, 141643, 165370, 181240, 283286, 330740, 566572, 661480, 708215, 1133144, 1416430, 2832860, 3257789, 5665720, 6515578, 13031156, 16288945, 26062312, 32577890, 65155780, 130311560]

約数ペア:

[(1, 130311560), (2, 65155780), (4, 32577890), (5, 26062312), (8, 16288945), (10, 13031156), (20, 6515578), (23, 5665720), (40, 3257789), (46, 2832860), (92, 1416430), (115, 1133144), (184, 708215), (197, 661480), (230, 566572), (394, 330740), (460, 283286), (719, 181240), (788, 165370), (920, 141643), (985, 132296), (1438, 90620), (1576, 82685), (1970, 66148), (2876, 45310), (3595, 36248), (3940, 33074), (4531, 28760), (5752, 22655), (7190, 18124), (7880, 16537), (9062, 14380)]