427375920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 240

約数和(自身を含む): 1462808160

約数和(自身を除く): 1035432240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 102, 109, 120, 124, 136, 155, 170, 186, 204, 218, 240, 248, 255, 272, 310, 327, 340, 372, 408, 436, 465, 496, 510, 527, 545, 620, 654, 680, 744, 816, 872, 930, 961, 1020, 1054, 1090, 1240, 1308, 1360, 1488, 1581, 1635, 1744, 1853, 1860, 1922, 2040, 2108, 2180, 2480, 2616, 2635, 2883, 3162, 3270, 3379, 3706, 3720, 3844, 4080, 4216, 4360, 4805, 5232, 5270, 5559, 5766, 6324, 6540, 6758, 7412, 7440, 7688, 7905, 8432, 8720, 9265, 9610, 10137, 10540, 11118, 11532, 12648, 13080, 13516, 14415, 14824, 15376, 15810, 16337, 16895, 18530, 19220, 20274, 21080, 22236, 23064, 25296, 26160, 27032, 27795, 28830, 29648, 31620, 32674, 33790, 37060, 38440, 40548, 42160, 44472, 46128, 49011, 50685, 54064, 55590, 57443, 57660, 63240, 65348, 67580, 74120, 76880, 81096, 81685, 88944, 98022, 101370, 104749, 111180, 114886, 115320, 126480, 130696, 135160, 148240, 162192, 163370, 172329, 196044, 202740, 209498, 222360, 229772, 230640, 245055, 261392, 270320, 287215, 314247, 326740, 344658, 392088, 405480, 418996, 444720, 459544, 490110, 523745, 574430, 628494, 653480, 689316, 784176, 810960, 837992, 861645, 919088, 980220, 1047490, 1148860, 1256988, 1306960, 1378632, 1571235, 1675984, 1723290, 1780733, 1960440, 2094980, 2297720, 2513976, 2757264, 3142470, 3446580, 3561466, 3920880, 4189960, 4595440, 5027952, 5342199, 6284940, 6893160, 7122932, 8379920, 8903665, 10684398, 12569880, 13786320, 14245864, 17807330, 21368796, 25139760, 26710995, 28491728, 35614660, 42737592, 53421990, 71229320, 85475184, 106843980, 142458640, 213687960, 427375920]

約数ペア:

[(1, 427375920), (2, 213687960), (3, 142458640), (4, 106843980), (5, 85475184), (6, 71229320), (8, 53421990), (10, 42737592), (12, 35614660), (15, 28491728), (16, 26710995), (17, 25139760), (20, 21368796), (24, 17807330), (30, 14245864), (31, 13786320), (34, 12569880), (40, 10684398), (48, 8903665), (51, 8379920), (60, 7122932), (62, 6893160), (68, 6284940), (80, 5342199), (85, 5027952), (93, 4595440), (102, 4189960), (109, 3920880), (120, 3561466), (124, 3446580), (136, 3142470), (155, 2757264), (170, 2513976), (186, 2297720), (204, 2094980), (218, 1960440), (240, 1780733), (248, 1723290), (255, 1675984), (272, 1571235), (310, 1378632), (327, 1306960), (340, 1256988), (372, 1148860), (408, 1047490), (436, 980220), (465, 919088), (496, 861645), (510, 837992), (527, 810960), (545, 784176), (620, 689316), (654, 653480), (680, 628494), (744, 574430), (816, 523745), (872, 490110), (930, 459544), (961, 444720), (1020, 418996), (1054, 405480), (1090, 392088), (1240, 344658), (1308, 326740), (1360, 314247), (1488, 287215), (1581, 270320), (1635, 261392), (1744, 245055), (1853, 230640), (1860, 229772), (1922, 222360), (2040, 209498), (2108, 202740), (2180, 196044), (2480, 172329), (2616, 163370), (2635, 162192), (2883, 148240), (3162, 135160), (3270, 130696), (3379, 126480), (3706, 115320), (3720, 114886), (3844, 111180), (4080, 104749), (4216, 101370), (4360, 98022), (4805, 88944), (5232, 81685), (5270, 81096), (5559, 76880), (5766, 74120), (6324, 67580), (6540, 65348), (6758, 63240), (7412, 57660), (7440, 57443), (7688, 55590), (7905, 54064), (8432, 50685), (8720, 49011), (9265, 46128), (9610, 44472), (10137, 42160), (10540, 40548), (11118, 38440), (11532, 37060), (12648, 33790), (13080, 32674), (13516, 31620), (14415, 29648), (14824, 28830), (15376, 27795), (15810, 27032), (16337, 26160), (16895, 25296), (18530, 23064), (19220, 22236), (20274, 21080)]