127980120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6793}}^1$

素因数の和:6964

約数の個数: 64

約数和(自身を含む): 386442720

約数和(自身を除く): 258462600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4710, 6280, 6793, 9420, 13586, 18840, 20379, 27172, 33965, 40758, 54344, 67930, 81516, 101895, 135860, 163032, 203790, 271720, 407580, 815160, 1066501, 2133002, 3199503, 4266004, 5332505, 6399006, 8532008, 10665010, 12798012, 15997515, 21330020, 25596024, 31995030, 42660040, 63990060, 127980120]

約数ペア:

[(1, 127980120), (2, 63990060), (3, 42660040), (4, 31995030), (5, 25596024), (6, 21330020), (8, 15997515), (10, 12798012), (12, 10665010), (15, 8532008), (20, 6399006), (24, 5332505), (30, 4266004), (40, 3199503), (60, 2133002), (120, 1066501), (157, 815160), (314, 407580), (471, 271720), (628, 203790), (785, 163032), (942, 135860), (1256, 101895), (1570, 81516), (1884, 67930), (2355, 54344), (3140, 40758), (3768, 33965), (4710, 27172), (6280, 20379), (6793, 18840), (9420, 13586)]