31708560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10163}}^1$

素因数の和:10192

約数の個数: 80

約数和(自身を含む): 105868224

約数和(自身を除く): 74159664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 10163, 20326, 30489, 40652, 50815, 60978, 81304, 101630, 121956, 132119, 152445, 162608, 203260, 243912, 264238, 304890, 396357, 406520, 487824, 528476, 609780, 660595, 792714, 813040, 1056952, 1219560, 1321190, 1585428, 1981785, 2113904, 2439120, 2642380, 3170856, 3963570, 5284760, 6341712, 7927140, 10569520, 15854280, 31708560]

約数ペア:

[(1, 31708560), (2, 15854280), (3, 10569520), (4, 7927140), (5, 6341712), (6, 5284760), (8, 3963570), (10, 3170856), (12, 2642380), (13, 2439120), (15, 2113904), (16, 1981785), (20, 1585428), (24, 1321190), (26, 1219560), (30, 1056952), (39, 813040), (40, 792714), (48, 660595), (52, 609780), (60, 528476), (65, 487824), (78, 406520), (80, 396357), (104, 304890), (120, 264238), (130, 243912), (156, 203260), (195, 162608), (208, 152445), (240, 132119), (260, 121956), (312, 101630), (390, 81304), (520, 60978), (624, 50815), (780, 40652), (1040, 30489), (1560, 20326), (3120, 10163)]