2547755980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1777}}^1$

素因数の和:1837

約数の個数: 192

約数和(自身を含む): 7168896000

約数和(自身を除く): 4621140020

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 49, 55, 70, 76, 77, 95, 98, 110, 133, 140, 154, 190, 196, 209, 220, 245, 266, 308, 343, 380, 385, 418, 490, 532, 539, 665, 686, 770, 836, 931, 980, 1045, 1078, 1330, 1372, 1463, 1540, 1715, 1777, 1862, 2090, 2156, 2660, 2695, 2926, 3430, 3554, 3724, 3773, 4180, 4655, 5390, 5852, 6517, 6860, 7108, 7315, 7546, 8885, 9310, 10241, 10780, 12439, 13034, 14630, 15092, 17770, 18620, 18865, 19547, 20482, 24878, 26068, 29260, 32585, 33763, 35540, 37730, 39094, 40964, 49756, 51205, 62195, 65170, 67526, 71687, 75460, 78188, 87073, 97735, 102410, 124390, 130340, 135052, 136829, 143374, 168815, 174146, 195470, 204820, 236341, 248780, 273658, 286748, 337630, 348292, 358435, 371393, 390940, 435365, 472682, 547316, 609511, 675260, 684145, 716870, 742786, 870730, 945364, 957803, 1181705, 1219022, 1368290, 1433740, 1485572, 1654387, 1741460, 1856965, 1915606, 2363410, 2438044, 2599751, 2736580, 3047555, 3308774, 3713930, 3831212, 4726820, 4789015, 5199502, 6095110, 6617548, 6704621, 7427860, 8271935, 9578030, 10399004, 11580709, 12190220, 12998755, 13409242, 16543870, 18198257, 19156060, 23161418, 25997510, 26818484, 33087740, 33523105, 36396514, 46322836, 51995020, 57903545, 67046210, 72793028, 90991285, 115807090, 127387799, 134092420, 181982570, 231614180, 254775598, 363965140, 509551196, 636938995, 1273877990, 2547755980]

約数ペア:

[(1, 2547755980), (2, 1273877990), (4, 636938995), (5, 509551196), (7, 363965140), (10, 254775598), (11, 231614180), (14, 181982570), (19, 134092420), (20, 127387799), (22, 115807090), (28, 90991285), (35, 72793028), (38, 67046210), (44, 57903545), (49, 51995020), (55, 46322836), (70, 36396514), (76, 33523105), (77, 33087740), (95, 26818484), (98, 25997510), (110, 23161418), (133, 19156060), (140, 18198257), (154, 16543870), (190, 13409242), (196, 12998755), (209, 12190220), (220, 11580709), (245, 10399004), (266, 9578030), (308, 8271935), (343, 7427860), (380, 6704621), (385, 6617548), (418, 6095110), (490, 5199502), (532, 4789015), (539, 4726820), (665, 3831212), (686, 3713930), (770, 3308774), (836, 3047555), (931, 2736580), (980, 2599751), (1045, 2438044), (1078, 2363410), (1330, 1915606), (1372, 1856965), (1463, 1741460), (1540, 1654387), (1715, 1485572), (1777, 1433740), (1862, 1368290), (2090, 1219022), (2156, 1181705), (2660, 957803), (2695, 945364), (2926, 870730), (3430, 742786), (3554, 716870), (3724, 684145), (3773, 675260), (4180, 609511), (4655, 547316), (5390, 472682), (5852, 435365), (6517, 390940), (6860, 371393), (7108, 358435), (7315, 348292), (7546, 337630), (8885, 286748), (9310, 273658), (10241, 248780), (10780, 236341), (12439, 204820), (13034, 195470), (14630, 174146), (15092, 168815), (17770, 143374), (18620, 136829), (18865, 135052), (19547, 130340), (20482, 124390), (24878, 102410), (26068, 97735), (29260, 87073), (32585, 78188), (33763, 75460), (35540, 71687), (37730, 67526), (39094, 65170), (40964, 62195), (49756, 51205)]