64748880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:498

約数の個数: 240

約数和(自身を含む): 257662080

約数和(自身を除く): 192913200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 112, 116, 120, 126, 140, 144, 145, 168, 174, 180, 203, 210, 232, 240, 252, 261, 280, 290, 315, 336, 348, 360, 406, 420, 435, 443, 464, 504, 522, 560, 580, 609, 630, 696, 720, 812, 840, 870, 886, 1008, 1015, 1044, 1160, 1218, 1260, 1305, 1329, 1392, 1624, 1680, 1740, 1772, 1827, 2030, 2088, 2215, 2320, 2436, 2520, 2610, 2658, 3045, 3101, 3248, 3480, 3544, 3654, 3987, 4060, 4176, 4430, 4872, 5040, 5220, 5316, 6090, 6202, 6645, 6960, 7088, 7308, 7974, 8120, 8860, 9135, 9303, 9744, 10440, 10632, 12180, 12404, 12847, 13290, 14616, 15505, 15948, 16240, 17720, 18270, 18606, 19935, 20880, 21264, 24360, 24808, 25694, 26580, 27909, 29232, 31010, 31896, 35440, 36540, 37212, 38541, 39870, 46515, 48720, 49616, 51388, 53160, 55818, 62020, 63792, 64235, 73080, 74424, 77082, 79740, 89929, 93030, 102776, 106320, 111636, 115623, 124040, 128470, 139545, 146160, 148848, 154164, 159480, 179858, 186060, 192705, 205552, 223272, 231246, 248080, 256940, 269787, 279090, 308328, 318960, 359716, 372120, 385410, 446544, 449645, 462492, 513880, 539574, 558180, 578115, 616656, 719432, 744240, 770820, 809361, 899290, 924984, 1027760, 1079148, 1116360, 1156230, 1348935, 1438864, 1541640, 1618722, 1798580, 1849968, 2158296, 2232720, 2312460, 2697870, 3083280, 3237444, 3597160, 4046805, 4316592, 4624920, 5395740, 6474888, 7194320, 8093610, 9249840, 10791480, 12949776, 16187220, 21582960, 32374440, 64748880]

約数ペア:

[(1, 64748880), (2, 32374440), (3, 21582960), (4, 16187220), (5, 12949776), (6, 10791480), (7, 9249840), (8, 8093610), (9, 7194320), (10, 6474888), (12, 5395740), (14, 4624920), (15, 4316592), (16, 4046805), (18, 3597160), (20, 3237444), (21, 3083280), (24, 2697870), (28, 2312460), (29, 2232720), (30, 2158296), (35, 1849968), (36, 1798580), (40, 1618722), (42, 1541640), (45, 1438864), (48, 1348935), (56, 1156230), (58, 1116360), (60, 1079148), (63, 1027760), (70, 924984), (72, 899290), (80, 809361), (84, 770820), (87, 744240), (90, 719432), (105, 616656), (112, 578115), (116, 558180), (120, 539574), (126, 513880), (140, 462492), (144, 449645), (145, 446544), (168, 385410), (174, 372120), (180, 359716), (203, 318960), (210, 308328), (232, 279090), (240, 269787), (252, 256940), (261, 248080), (280, 231246), (290, 223272), (315, 205552), (336, 192705), (348, 186060), (360, 179858), (406, 159480), (420, 154164), (435, 148848), (443, 146160), (464, 139545), (504, 128470), (522, 124040), (560, 115623), (580, 111636), (609, 106320), (630, 102776), (696, 93030), (720, 89929), (812, 79740), (840, 77082), (870, 74424), (886, 73080), (1008, 64235), (1015, 63792), (1044, 62020), (1160, 55818), (1218, 53160), (1260, 51388), (1305, 49616), (1329, 48720), (1392, 46515), (1624, 39870), (1680, 38541), (1740, 37212), (1772, 36540), (1827, 35440), (2030, 31896), (2088, 31010), (2215, 29232), (2320, 27909), (2436, 26580), (2520, 25694), (2610, 24808), (2658, 24360), (3045, 21264), (3101, 20880), (3248, 19935), (3480, 18606), (3544, 18270), (3654, 17720), (3987, 16240), (4060, 15948), (4176, 15505), (4430, 14616), (4872, 13290), (5040, 12847), (5220, 12404), (5316, 12180), (6090, 10632), (6202, 10440), (6645, 9744), (6960, 9303), (7088, 9135), (7308, 8860), (7974, 8120)]