490225320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 288

約数和(自身を含む): 1789187400

約数和(自身を除く): 1298962080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 104, 109, 117, 120, 124, 130, 155, 156, 180, 186, 195, 218, 234, 248, 260, 279, 310, 312, 327, 360, 372, 390, 403, 436, 465, 468, 520, 545, 558, 585, 620, 654, 744, 780, 806, 872, 930, 936, 961, 981, 1090, 1116, 1170, 1209, 1240, 1308, 1395, 1417, 1560, 1612, 1635, 1860, 1922, 1962, 2015, 2180, 2232, 2340, 2418, 2616, 2790, 2834, 2883, 3224, 3270, 3379, 3627, 3720, 3844, 3924, 4030, 4251, 4360, 4680, 4805, 4836, 4905, 5580, 5668, 5766, 6045, 6540, 6758, 7085, 7254, 7688, 7848, 8060, 8502, 8649, 9610, 9672, 9810, 10137, 11160, 11336, 11532, 12090, 12493, 12753, 13080, 13516, 14170, 14415, 14508, 16120, 16895, 17004, 17298, 18135, 19220, 19620, 20274, 21255, 23064, 24180, 24986, 25506, 27032, 28340, 28830, 29016, 30411, 33790, 34008, 34596, 36270, 37479, 38440, 39240, 40548, 42510, 43245, 43927, 48360, 49972, 50685, 51012, 56680, 57660, 60822, 62465, 63765, 67580, 69192, 72540, 74958, 81096, 85020, 86490, 87854, 99944, 101370, 102024, 104749, 112437, 115320, 121644, 124930, 127530, 131781, 135160, 145080, 149916, 152055, 170040, 172980, 175708, 187395, 202740, 209498, 219635, 224874, 243288, 249860, 255060, 263562, 299832, 304110, 314247, 345960, 351416, 374790, 395343, 405480, 418996, 439270, 449748, 499720, 510120, 523745, 527124, 562185, 608220, 628494, 658905, 749580, 790686, 837992, 878540, 899496, 942741, 1047490, 1054248, 1124370, 1216440, 1256988, 1317810, 1361737, 1499160, 1571235, 1581372, 1757080, 1885482, 1976715, 2094980, 2248740, 2513976, 2635620, 2723474, 3142470, 3162744, 3770964, 3953430, 4085211, 4189960, 4497480, 4713705, 5271240, 5446948, 6284940, 6808685, 7541928, 7906860, 8170422, 9427410, 10893896, 12255633, 12569880, 13617370, 15813720, 16340844, 18854820, 20426055, 24511266, 27234740, 32681688, 37709640, 40852110, 49022532, 54469480, 61278165, 81704220, 98045064, 122556330, 163408440, 245112660, 490225320]

約数ペア:

[(1, 490225320), (2, 245112660), (3, 163408440), (4, 122556330), (5, 98045064), (6, 81704220), (8, 61278165), (9, 54469480), (10, 49022532), (12, 40852110), (13, 37709640), (15, 32681688), (18, 27234740), (20, 24511266), (24, 20426055), (26, 18854820), (30, 16340844), (31, 15813720), (36, 13617370), (39, 12569880), (40, 12255633), (45, 10893896), (52, 9427410), (60, 8170422), (62, 7906860), (65, 7541928), (72, 6808685), (78, 6284940), (90, 5446948), (93, 5271240), (104, 4713705), (109, 4497480), (117, 4189960), (120, 4085211), (124, 3953430), (130, 3770964), (155, 3162744), (156, 3142470), (180, 2723474), (186, 2635620), (195, 2513976), (218, 2248740), (234, 2094980), (248, 1976715), (260, 1885482), (279, 1757080), (310, 1581372), (312, 1571235), (327, 1499160), (360, 1361737), (372, 1317810), (390, 1256988), (403, 1216440), (436, 1124370), (465, 1054248), (468, 1047490), (520, 942741), (545, 899496), (558, 878540), (585, 837992), (620, 790686), (654, 749580), (744, 658905), (780, 628494), (806, 608220), (872, 562185), (930, 527124), (936, 523745), (961, 510120), (981, 499720), (1090, 449748), (1116, 439270), (1170, 418996), (1209, 405480), (1240, 395343), (1308, 374790), (1395, 351416), (1417, 345960), (1560, 314247), (1612, 304110), (1635, 299832), (1860, 263562), (1922, 255060), (1962, 249860), (2015, 243288), (2180, 224874), (2232, 219635), (2340, 209498), (2418, 202740), (2616, 187395), (2790, 175708), (2834, 172980), (2883, 170040), (3224, 152055), (3270, 149916), (3379, 145080), (3627, 135160), (3720, 131781), (3844, 127530), (3924, 124930), (4030, 121644), (4251, 115320), (4360, 112437), (4680, 104749), (4805, 102024), (4836, 101370), (4905, 99944), (5580, 87854), (5668, 86490), (5766, 85020), (6045, 81096), (6540, 74958), (6758, 72540), (7085, 69192), (7254, 67580), (7688, 63765), (7848, 62465), (8060, 60822), (8502, 57660), (8649, 56680), (9610, 51012), (9672, 50685), (9810, 49972), (10137, 48360), (11160, 43927), (11336, 43245), (11532, 42510), (12090, 40548), (12493, 39240), (12753, 38440), (13080, 37479), (13516, 36270), (14170, 34596), (14415, 34008), (14508, 33790), (16120, 30411), (16895, 29016), (17004, 28830), (17298, 28340), (18135, 27032), (19220, 25506), (19620, 24986), (20274, 24180), (21255, 23064)]