131723760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:540

約数の個数: 240

約数和(自身を含む): 496682496

約数和(自身を除く): 364958736

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, 49, 56, 60, 69, 70, 80, 84, 92, 98, 105, 112, 115, 120, 138, 140, 147, 161, 168, 184, 196, 210, 230, 240, 245, 276, 280, 294, 322, 336, 345, 368, 392, 420, 460, 483, 487, 490, 552, 560, 588, 644, 690, 735, 784, 805, 840, 920, 966, 974, 980, 1104, 1127, 1176, 1288, 1380, 1461, 1470, 1610, 1680, 1840, 1932, 1948, 1960, 2254, 2352, 2415, 2435, 2576, 2760, 2922, 2940, 3220, 3381, 3409, 3864, 3896, 3920, 4508, 4830, 4870, 5520, 5635, 5844, 5880, 6440, 6762, 6818, 7305, 7728, 7792, 9016, 9660, 9740, 10227, 11201, 11270, 11688, 11760, 12880, 13524, 13636, 14610, 16905, 17045, 18032, 19320, 19480, 20454, 22402, 22540, 23376, 23863, 27048, 27272, 29220, 33603, 33810, 34090, 38640, 38960, 40908, 44804, 45080, 47726, 51135, 54096, 54544, 56005, 58440, 67206, 67620, 68180, 71589, 78407, 81816, 89608, 90160, 95452, 102270, 112010, 116880, 119315, 134412, 135240, 136360, 143178, 156814, 163632, 168015, 179216, 190904, 204540, 224020, 235221, 238630, 268824, 270480, 272720, 286356, 313628, 336030, 357945, 381808, 392035, 409080, 448040, 470442, 477260, 537648, 548849, 572712, 627256, 672060, 715890, 784070, 818160, 896080, 940884, 954520, 1097698, 1145424, 1176105, 1254512, 1344120, 1431780, 1568140, 1646547, 1881768, 1909040, 2195396, 2352210, 2688240, 2744245, 2863560, 3136280, 3293094, 3763536, 4390792, 4704420, 5488490, 5727120, 6272560, 6586188, 8232735, 8781584, 9408840, 10976980, 13172376, 16465470, 18817680, 21953960, 26344752, 32930940, 43907920, 65861880, 131723760]

約数ペア:

[(1, 131723760), (2, 65861880), (3, 43907920), (4, 32930940), (5, 26344752), (6, 21953960), (7, 18817680), (8, 16465470), (10, 13172376), (12, 10976980), (14, 9408840), (15, 8781584), (16, 8232735), (20, 6586188), (21, 6272560), (23, 5727120), (24, 5488490), (28, 4704420), (30, 4390792), (35, 3763536), (40, 3293094), (42, 3136280), (46, 2863560), (48, 2744245), (49, 2688240), (56, 2352210), (60, 2195396), (69, 1909040), (70, 1881768), (80, 1646547), (84, 1568140), (92, 1431780), (98, 1344120), (105, 1254512), (112, 1176105), (115, 1145424), (120, 1097698), (138, 954520), (140, 940884), (147, 896080), (161, 818160), (168, 784070), (184, 715890), (196, 672060), (210, 627256), (230, 572712), (240, 548849), (245, 537648), (276, 477260), (280, 470442), (294, 448040), (322, 409080), (336, 392035), (345, 381808), (368, 357945), (392, 336030), (420, 313628), (460, 286356), (483, 272720), (487, 270480), (490, 268824), (552, 238630), (560, 235221), (588, 224020), (644, 204540), (690, 190904), (735, 179216), (784, 168015), (805, 163632), (840, 156814), (920, 143178), (966, 136360), (974, 135240), (980, 134412), (1104, 119315), (1127, 116880), (1176, 112010), (1288, 102270), (1380, 95452), (1461, 90160), (1470, 89608), (1610, 81816), (1680, 78407), (1840, 71589), (1932, 68180), (1948, 67620), (1960, 67206), (2254, 58440), (2352, 56005), (2415, 54544), (2435, 54096), (2576, 51135), (2760, 47726), (2922, 45080), (2940, 44804), (3220, 40908), (3381, 38960), (3409, 38640), (3864, 34090), (3896, 33810), (3920, 33603), (4508, 29220), (4830, 27272), (4870, 27048), (5520, 23863), (5635, 23376), (5844, 22540), (5880, 22402), (6440, 20454), (6762, 19480), (6818, 19320), (7305, 18032), (7728, 17045), (7792, 16905), (9016, 14610), (9660, 13636), (9740, 13524), (10227, 12880), (11201, 11760), (11270, 11688)]