318052560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{197}}^1$

素因数の和:282

約数の個数: 240

約数和(自身を含む): 1170246528

約数和(自身を除く): 852193968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 197, 210, 217, 240, 248, 280, 310, 336, 372, 394, 420, 434, 465, 496, 560, 591, 620, 651, 744, 788, 840, 868, 930, 961, 985, 1085, 1182, 1240, 1302, 1379, 1488, 1576, 1680, 1736, 1860, 1922, 1970, 2170, 2364, 2480, 2604, 2758, 2883, 2955, 3152, 3255, 3472, 3720, 3844, 3940, 4137, 4340, 4728, 4805, 5208, 5516, 5766, 5910, 6107, 6510, 6727, 6895, 7440, 7688, 7880, 8274, 8680, 9456, 9610, 10416, 11032, 11532, 11820, 12214, 13020, 13454, 13790, 14415, 15376, 15760, 16548, 17360, 18321, 19220, 20181, 20685, 22064, 23064, 23640, 24428, 26040, 26908, 27580, 28830, 30535, 33096, 33635, 36642, 38440, 40362, 41370, 42749, 46128, 47280, 48856, 52080, 53816, 55160, 57660, 61070, 66192, 67270, 73284, 76880, 80724, 82740, 85498, 91605, 97712, 100905, 107632, 110320, 115320, 122140, 128247, 134540, 146568, 161448, 165480, 170996, 183210, 189317, 201810, 213745, 230640, 244280, 256494, 269080, 293136, 322896, 330960, 341992, 366420, 378634, 403620, 427490, 488560, 512988, 538160, 567951, 641235, 683984, 732840, 757268, 807240, 854980, 946585, 1025976, 1135902, 1282470, 1325219, 1465680, 1514536, 1614480, 1709960, 1893170, 2051952, 2271804, 2564940, 2650438, 2839755, 3029072, 3419920, 3786340, 3975657, 4543608, 5129880, 5300876, 5679510, 6626095, 7572680, 7951314, 9087216, 10259760, 10601752, 11359020, 13252190, 15145360, 15902628, 19878285, 21203504, 22718040, 26504380, 31805256, 39756570, 45436080, 53008760, 63610512, 79513140, 106017520, 159026280, 318052560]

約数ペア:

[(1, 318052560), (2, 159026280), (3, 106017520), (4, 79513140), (5, 63610512), (6, 53008760), (7, 45436080), (8, 39756570), (10, 31805256), (12, 26504380), (14, 22718040), (15, 21203504), (16, 19878285), (20, 15902628), (21, 15145360), (24, 13252190), (28, 11359020), (30, 10601752), (31, 10259760), (35, 9087216), (40, 7951314), (42, 7572680), (48, 6626095), (56, 5679510), (60, 5300876), (62, 5129880), (70, 4543608), (80, 3975657), (84, 3786340), (93, 3419920), (105, 3029072), (112, 2839755), (120, 2650438), (124, 2564940), (140, 2271804), (155, 2051952), (168, 1893170), (186, 1709960), (197, 1614480), (210, 1514536), (217, 1465680), (240, 1325219), (248, 1282470), (280, 1135902), (310, 1025976), (336, 946585), (372, 854980), (394, 807240), (420, 757268), (434, 732840), (465, 683984), (496, 641235), (560, 567951), (591, 538160), (620, 512988), (651, 488560), (744, 427490), (788, 403620), (840, 378634), (868, 366420), (930, 341992), (961, 330960), (985, 322896), (1085, 293136), (1182, 269080), (1240, 256494), (1302, 244280), (1379, 230640), (1488, 213745), (1576, 201810), (1680, 189317), (1736, 183210), (1860, 170996), (1922, 165480), (1970, 161448), (2170, 146568), (2364, 134540), (2480, 128247), (2604, 122140), (2758, 115320), (2883, 110320), (2955, 107632), (3152, 100905), (3255, 97712), (3472, 91605), (3720, 85498), (3844, 82740), (3940, 80724), (4137, 76880), (4340, 73284), (4728, 67270), (4805, 66192), (5208, 61070), (5516, 57660), (5766, 55160), (5910, 53816), (6107, 52080), (6510, 48856), (6727, 47280), (6895, 46128), (7440, 42749), (7688, 41370), (7880, 40362), (8274, 38440), (8680, 36642), (9456, 33635), (9610, 33096), (10416, 30535), (11032, 28830), (11532, 27580), (11820, 26908), (12214, 26040), (13020, 24428), (13454, 23640), (13790, 23064), (14415, 22064), (15376, 20685), (15760, 20181), (16548, 19220), (17360, 18321)]