245112660

素因数分解:

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

素因数の和:199

約数の個数: 216

約数和(自身を含む): 834954120

約数和(自身を除く): 589841460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 109, 117, 124, 130, 155, 156, 180, 186, 195, 218, 234, 260, 279, 310, 327, 372, 390, 403, 436, 465, 468, 545, 558, 585, 620, 654, 780, 806, 930, 961, 981, 1090, 1116, 1170, 1209, 1308, 1395, 1417, 1612, 1635, 1860, 1922, 1962, 2015, 2180, 2340, 2418, 2790, 2834, 2883, 3270, 3379, 3627, 3844, 3924, 4030, 4251, 4805, 4836, 4905, 5580, 5668, 5766, 6045, 6540, 6758, 7085, 7254, 8060, 8502, 8649, 9610, 9810, 10137, 11532, 12090, 12493, 12753, 13516, 14170, 14415, 14508, 16895, 17004, 17298, 18135, 19220, 19620, 20274, 21255, 24180, 24986, 25506, 28340, 28830, 30411, 33790, 34596, 36270, 37479, 40548, 42510, 43245, 43927, 49972, 50685, 51012, 57660, 60822, 62465, 63765, 67580, 72540, 74958, 85020, 86490, 87854, 101370, 104749, 112437, 121644, 124930, 127530, 131781, 149916, 152055, 172980, 175708, 187395, 202740, 209498, 219635, 224874, 249860, 255060, 263562, 304110, 314247, 374790, 395343, 418996, 439270, 449748, 523745, 527124, 562185, 608220, 628494, 658905, 749580, 790686, 878540, 942741, 1047490, 1124370, 1256988, 1317810, 1361737, 1571235, 1581372, 1885482, 1976715, 2094980, 2248740, 2635620, 2723474, 3142470, 3770964, 3953430, 4085211, 4713705, 5446948, 6284940, 6808685, 7906860, 8170422, 9427410, 12255633, 13617370, 16340844, 18854820, 20426055, 24511266, 27234740, 40852110, 49022532, 61278165, 81704220, 122556330, 245112660]

約数ペア:

[(1, 245112660), (2, 122556330), (3, 81704220), (4, 61278165), (5, 49022532), (6, 40852110), (9, 27234740), (10, 24511266), (12, 20426055), (13, 18854820), (15, 16340844), (18, 13617370), (20, 12255633), (26, 9427410), (30, 8170422), (31, 7906860), (36, 6808685), (39, 6284940), (45, 5446948), (52, 4713705), (60, 4085211), (62, 3953430), (65, 3770964), (78, 3142470), (90, 2723474), (93, 2635620), (109, 2248740), (117, 2094980), (124, 1976715), (130, 1885482), (155, 1581372), (156, 1571235), (180, 1361737), (186, 1317810), (195, 1256988), (218, 1124370), (234, 1047490), (260, 942741), (279, 878540), (310, 790686), (327, 749580), (372, 658905), (390, 628494), (403, 608220), (436, 562185), (465, 527124), (468, 523745), (545, 449748), (558, 439270), (585, 418996), (620, 395343), (654, 374790), (780, 314247), (806, 304110), (930, 263562), (961, 255060), (981, 249860), (1090, 224874), (1116, 219635), (1170, 209498), (1209, 202740), (1308, 187395), (1395, 175708), (1417, 172980), (1612, 152055), (1635, 149916), (1860, 131781), (1922, 127530), (1962, 124930), (2015, 121644), (2180, 112437), (2340, 104749), (2418, 101370), (2790, 87854), (2834, 86490), (2883, 85020), (3270, 74958), (3379, 72540), (3627, 67580), (3844, 63765), (3924, 62465), (4030, 60822), (4251, 57660), (4805, 51012), (4836, 50685), (4905, 49972), (5580, 43927), (5668, 43245), (5766, 42510), (6045, 40548), (6540, 37479), (6758, 36270), (7085, 34596), (7254, 33790), (8060, 30411), (8502, 28830), (8649, 28340), (9610, 25506), (9810, 24986), (10137, 24180), (11532, 21255), (12090, 20274), (12493, 19620), (12753, 19220), (13516, 18135), (14170, 17298), (14415, 17004), (14508, 16895)]