80641680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2087}}^1$

素因数の和:2133

約数の個数: 160

約数和(自身を含む): 298266624

約数和(自身を除く): 217624944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 483, 552, 560, 644, 690, 805, 840, 920, 966, 1104, 1288, 1380, 1610, 1680, 1840, 1932, 2087, 2415, 2576, 2760, 3220, 3864, 4174, 4830, 5520, 6261, 6440, 7728, 8348, 9660, 10435, 12522, 12880, 14609, 16696, 19320, 20870, 25044, 29218, 31305, 33392, 38640, 41740, 43827, 48001, 50088, 58436, 62610, 73045, 83480, 87654, 96002, 100176, 116872, 125220, 144003, 146090, 166960, 175308, 192004, 219135, 233744, 240005, 250440, 288006, 292180, 336007, 350616, 384008, 438270, 480010, 500880, 576012, 584360, 672014, 701232, 720015, 768016, 876540, 960020, 1008021, 1152024, 1168720, 1344028, 1440030, 1680035, 1753080, 1920040, 2016042, 2304048, 2688056, 2880060, 3360070, 3506160, 3840080, 4032084, 5040105, 5376112, 5760120, 6720140, 8064168, 10080210, 11520240, 13440280, 16128336, 20160420, 26880560, 40320840, 80641680]

約数ペア:

[(1, 80641680), (2, 40320840), (3, 26880560), (4, 20160420), (5, 16128336), (6, 13440280), (7, 11520240), (8, 10080210), (10, 8064168), (12, 6720140), (14, 5760120), (15, 5376112), (16, 5040105), (20, 4032084), (21, 3840080), (23, 3506160), (24, 3360070), (28, 2880060), (30, 2688056), (35, 2304048), (40, 2016042), (42, 1920040), (46, 1753080), (48, 1680035), (56, 1440030), (60, 1344028), (69, 1168720), (70, 1152024), (80, 1008021), (84, 960020), (92, 876540), (105, 768016), (112, 720015), (115, 701232), (120, 672014), (138, 584360), (140, 576012), (161, 500880), (168, 480010), (184, 438270), (210, 384008), (230, 350616), (240, 336007), (276, 292180), (280, 288006), (322, 250440), (336, 240005), (345, 233744), (368, 219135), (420, 192004), (460, 175308), (483, 166960), (552, 146090), (560, 144003), (644, 125220), (690, 116872), (805, 100176), (840, 96002), (920, 87654), (966, 83480), (1104, 73045), (1288, 62610), (1380, 58436), (1610, 50088), (1680, 48001), (1840, 43827), (1932, 41740), (2087, 38640), (2415, 33392), (2576, 31305), (2760, 29218), (3220, 25044), (3864, 20870), (4174, 19320), (4830, 16696), (5520, 14609), (6261, 12880), (6440, 12522), (7728, 10435), (8348, 9660)]