164774640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4373}}^1$

素因数の和:4546

約数の個数: 80

約数和(自身を含む): 514172448

約数和(自身を除く): 349397808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 4373, 4710, 6280, 7536, 8746, 9420, 12560, 13119, 17492, 18840, 21865, 26238, 34984, 37680, 43730, 52476, 65595, 69968, 87460, 104952, 131190, 174920, 209904, 262380, 349840, 524760, 686561, 1049520, 1373122, 2059683, 2746244, 3432805, 4119366, 5492488, 6865610, 8238732, 10298415, 10984976, 13731220, 16477464, 20596830, 27462440, 32954928, 41193660, 54924880, 82387320, 164774640]

約数ペア:

[(1, 164774640), (2, 82387320), (3, 54924880), (4, 41193660), (5, 32954928), (6, 27462440), (8, 20596830), (10, 16477464), (12, 13731220), (15, 10984976), (16, 10298415), (20, 8238732), (24, 6865610), (30, 5492488), (40, 4119366), (48, 3432805), (60, 2746244), (80, 2059683), (120, 1373122), (157, 1049520), (240, 686561), (314, 524760), (471, 349840), (628, 262380), (785, 209904), (942, 174920), (1256, 131190), (1570, 104952), (1884, 87460), (2355, 69968), (2512, 65595), (3140, 52476), (3768, 43730), (4373, 37680), (4710, 34984), (6280, 26238), (7536, 21865), (8746, 18840), (9420, 17492), (12560, 13119)]