128385720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{709}}^1$

素因数の和:1229

約数の個数: 96

約数和(自身を含む): 418672800

約数和(自身を除く): 290287080

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, 503, 709, 1006, 1418, 1509, 2012, 2127, 2515, 2836, 3018, 3545, 4024, 4254, 4527, 5030, 5672, 6036, 6381, 7090, 7545, 8508, 9054, 10060, 10635, 12072, 12762, 14180, 15090, 17016, 18108, 20120, 21270, 22635, 25524, 28360, 30180, 31905, 36216, 42540, 45270, 51048, 60360, 63810, 85080, 90540, 127620, 181080, 255240, 356627, 713254, 1069881, 1426508, 1783135, 2139762, 2853016, 3209643, 3566270, 4279524, 5349405, 6419286, 7132540, 8559048, 10698810, 12838572, 14265080, 16048215, 21397620, 25677144, 32096430, 42795240, 64192860, 128385720]

約数ペア:

[(1, 128385720), (2, 64192860), (3, 42795240), (4, 32096430), (5, 25677144), (6, 21397620), (8, 16048215), (9, 14265080), (10, 12838572), (12, 10698810), (15, 8559048), (18, 7132540), (20, 6419286), (24, 5349405), (30, 4279524), (36, 3566270), (40, 3209643), (45, 2853016), (60, 2139762), (72, 1783135), (90, 1426508), (120, 1069881), (180, 713254), (360, 356627), (503, 255240), (709, 181080), (1006, 127620), (1418, 90540), (1509, 85080), (2012, 63810), (2127, 60360), (2515, 51048), (2836, 45270), (3018, 42540), (3545, 36216), (4024, 31905), (4254, 30180), (4527, 28360), (5030, 25524), (5672, 22635), (6036, 21270), (6381, 20120), (7090, 18108), (7545, 17016), (8508, 15090), (9054, 14180), (10060, 12762), (10635, 12072)]