64825920

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 280

約数和(自身を含む): 240094008

約数和(自身を除く): 175268088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 60, 61, 64, 72, 80, 81, 82, 90, 96, 108, 120, 122, 123, 135, 144, 160, 162, 164, 180, 183, 192, 205, 216, 240, 244, 246, 270, 288, 305, 320, 324, 328, 360, 366, 369, 405, 410, 432, 480, 488, 492, 540, 549, 576, 610, 615, 648, 656, 720, 732, 738, 810, 820, 864, 915, 960, 976, 984, 1080, 1098, 1107, 1220, 1230, 1296, 1312, 1440, 1464, 1476, 1620, 1640, 1647, 1728, 1830, 1845, 1952, 1968, 2160, 2196, 2214, 2440, 2460, 2501, 2592, 2624, 2745, 2880, 2928, 2952, 3240, 3280, 3294, 3321, 3660, 3690, 3904, 3936, 4320, 4392, 4428, 4880, 4920, 4941, 5002, 5184, 5490, 5535, 5856, 5904, 6480, 6560, 6588, 6642, 7320, 7380, 7503, 7872, 8235, 8640, 8784, 8856, 9760, 9840, 9882, 10004, 10980, 11070, 11712, 11808, 12505, 12960, 13120, 13176, 13284, 14640, 14760, 15006, 16470, 16605, 17568, 17712, 19520, 19680, 19764, 20008, 21960, 22140, 22509, 23616, 24705, 25010, 25920, 26352, 26568, 29280, 29520, 30012, 32940, 33210, 35136, 35424, 37515, 39360, 39528, 40016, 43920, 44280, 45018, 49410, 50020, 52704, 53136, 58560, 59040, 60024, 65880, 66420, 67527, 70848, 75030, 79056, 80032, 87840, 88560, 90036, 98820, 100040, 105408, 106272, 112545, 118080, 120048, 131760, 132840, 135054, 150060, 158112, 160064, 175680, 177120, 180072, 197640, 200080, 202581, 212544, 225090, 240096, 263520, 265680, 270108, 300120, 316224, 337635, 354240, 360144, 395280, 400160, 405162, 450180, 480192, 527040, 531360, 540216, 600240, 675270, 720288, 790560, 800320, 810324, 900360, 1012905, 1062720, 1080432, 1200480, 1350540, 1440576, 1581120, 1620648, 1800720, 2025810, 2160864, 2400960, 2701080, 3241296, 3601440, 4051620, 4321728, 5402160, 6482592, 7202880, 8103240, 10804320, 12965184, 16206480, 21608640, 32412960, 64825920]

約数ペア:

[(1, 64825920), (2, 32412960), (3, 21608640), (4, 16206480), (5, 12965184), (6, 10804320), (8, 8103240), (9, 7202880), (10, 6482592), (12, 5402160), (15, 4321728), (16, 4051620), (18, 3601440), (20, 3241296), (24, 2701080), (27, 2400960), (30, 2160864), (32, 2025810), (36, 1800720), (40, 1620648), (41, 1581120), (45, 1440576), (48, 1350540), (54, 1200480), (60, 1080432), (61, 1062720), (64, 1012905), (72, 900360), (80, 810324), (81, 800320), (82, 790560), (90, 720288), (96, 675270), (108, 600240), (120, 540216), (122, 531360), (123, 527040), (135, 480192), (144, 450180), (160, 405162), (162, 400160), (164, 395280), (180, 360144), (183, 354240), (192, 337635), (205, 316224), (216, 300120), (240, 270108), (244, 265680), (246, 263520), (270, 240096), (288, 225090), (305, 212544), (320, 202581), (324, 200080), (328, 197640), (360, 180072), (366, 177120), (369, 175680), (405, 160064), (410, 158112), (432, 150060), (480, 135054), (488, 132840), (492, 131760), (540, 120048), (549, 118080), (576, 112545), (610, 106272), (615, 105408), (648, 100040), (656, 98820), (720, 90036), (732, 88560), (738, 87840), (810, 80032), (820, 79056), (864, 75030), (915, 70848), (960, 67527), (976, 66420), (984, 65880), (1080, 60024), (1098, 59040), (1107, 58560), (1220, 53136), (1230, 52704), (1296, 50020), (1312, 49410), (1440, 45018), (1464, 44280), (1476, 43920), (1620, 40016), (1640, 39528), (1647, 39360), (1728, 37515), (1830, 35424), (1845, 35136), (1952, 33210), (1968, 32940), (2160, 30012), (2196, 29520), (2214, 29280), (2440, 26568), (2460, 26352), (2501, 25920), (2592, 25010), (2624, 24705), (2745, 23616), (2880, 22509), (2928, 22140), (2952, 21960), (3240, 20008), (3280, 19764), (3294, 19680), (3321, 19520), (3660, 17712), (3690, 17568), (3904, 16605), (3936, 16470), (4320, 15006), (4392, 14760), (4428, 14640), (4880, 13284), (4920, 13176), (4941, 13120), (5002, 12960), (5184, 12505), (5490, 11808), (5535, 11712), (5856, 11070), (5904, 10980), (6480, 10004), (6560, 9882), (6588, 9840), (6642, 9760), (7320, 8856), (7380, 8784), (7503, 8640), (7872, 8235)]