65861880

素因数分解:

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

素因数の和:538

約数の個数: 192

約数和(自身を含む): 240330240

約数和(自身を除く): 174468360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 49, 56, 60, 69, 70, 84, 92, 98, 105, 115, 120, 138, 140, 147, 161, 168, 184, 196, 210, 230, 245, 276, 280, 294, 322, 345, 392, 420, 460, 483, 487, 490, 552, 588, 644, 690, 735, 805, 840, 920, 966, 974, 980, 1127, 1176, 1288, 1380, 1461, 1470, 1610, 1932, 1948, 1960, 2254, 2415, 2435, 2760, 2922, 2940, 3220, 3381, 3409, 3864, 3896, 4508, 4830, 4870, 5635, 5844, 5880, 6440, 6762, 6818, 7305, 9016, 9660, 9740, 10227, 11201, 11270, 11688, 13524, 13636, 14610, 16905, 17045, 19320, 19480, 20454, 22402, 22540, 23863, 27048, 27272, 29220, 33603, 33810, 34090, 40908, 44804, 45080, 47726, 51135, 56005, 58440, 67206, 67620, 68180, 71589, 78407, 81816, 89608, 95452, 102270, 112010, 119315, 134412, 135240, 136360, 143178, 156814, 168015, 190904, 204540, 224020, 235221, 238630, 268824, 286356, 313628, 336030, 357945, 392035, 409080, 448040, 470442, 477260, 548849, 572712, 627256, 672060, 715890, 784070, 940884, 954520, 1097698, 1176105, 1344120, 1431780, 1568140, 1646547, 1881768, 2195396, 2352210, 2744245, 2863560, 3136280, 3293094, 4390792, 4704420, 5488490, 6586188, 8232735, 9408840, 10976980, 13172376, 16465470, 21953960, 32930940, 65861880]

約数ペア:

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