71840160

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{7127}}^1$

素因数の和:7155

約数の個数: 144

約数和(自身を含む): 280215936

約数和(自身を除く): 208375776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 7127, 10080, 14254, 21381, 28508, 35635, 42762, 49889, 57016, 64143, 71270, 85524, 99778, 106905, 114032, 128286, 142540, 149667, 171048, 199556, 213810, 228064, 249445, 256572, 285080, 299334, 320715, 342096, 399112, 427620, 449001, 498890, 513144, 570160, 598668, 641430, 684192, 748335, 798224, 855240, 898002, 997780, 1026288, 1140320, 1197336, 1282860, 1496670, 1596448, 1710480, 1796004, 1995560, 2052576, 2245005, 2394672, 2565720, 2993340, 3420960, 3592008, 3991120, 4490010, 4789344, 5131440, 5986680, 7184016, 7982240, 8980020, 10262880, 11973360, 14368032, 17960040, 23946720, 35920080, 71840160]

約数ペア:

[(1, 71840160), (2, 35920080), (3, 23946720), (4, 17960040), (5, 14368032), (6, 11973360), (7, 10262880), (8, 8980020), (9, 7982240), (10, 7184016), (12, 5986680), (14, 5131440), (15, 4789344), (16, 4490010), (18, 3991120), (20, 3592008), (21, 3420960), (24, 2993340), (28, 2565720), (30, 2394672), (32, 2245005), (35, 2052576), (36, 1995560), (40, 1796004), (42, 1710480), (45, 1596448), (48, 1496670), (56, 1282860), (60, 1197336), (63, 1140320), (70, 1026288), (72, 997780), (80, 898002), (84, 855240), (90, 798224), (96, 748335), (105, 684192), (112, 641430), (120, 598668), (126, 570160), (140, 513144), (144, 498890), (160, 449001), (168, 427620), (180, 399112), (210, 342096), (224, 320715), (240, 299334), (252, 285080), (280, 256572), (288, 249445), (315, 228064), (336, 213810), (360, 199556), (420, 171048), (480, 149667), (504, 142540), (560, 128286), (630, 114032), (672, 106905), (720, 99778), (840, 85524), (1008, 71270), (1120, 64143), (1260, 57016), (1440, 49889), (1680, 42762), (2016, 35635), (2520, 28508), (3360, 21381), (5040, 14254), (7127, 10080)]