1277256780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{947}}^1$

素因数の和:1148

約数の個数: 144

約数和(自身を含む): 3975229440

約数和(自身を除く): 2697972660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 127, 177, 180, 236, 254, 295, 354, 381, 508, 531, 590, 635, 708, 762, 885, 947, 1062, 1143, 1180, 1270, 1524, 1770, 1894, 1905, 2124, 2286, 2540, 2655, 2841, 3540, 3788, 3810, 4572, 4735, 5310, 5682, 5715, 7493, 7620, 8523, 9470, 10620, 11364, 11430, 14205, 14986, 17046, 18940, 22479, 22860, 28410, 29972, 34092, 37465, 42615, 44958, 55873, 56820, 67437, 74930, 85230, 89916, 111746, 112395, 120269, 134874, 149860, 167619, 170460, 223492, 224790, 240538, 269748, 279365, 335238, 337185, 360807, 449580, 481076, 502857, 558730, 601345, 670476, 674370, 721614, 838095, 1005714, 1082421, 1117460, 1202690, 1348740, 1443228, 1676190, 1804035, 2011428, 2164842, 2405380, 2514285, 3352380, 3608070, 4329684, 5028570, 5412105, 7095871, 7216140, 10057140, 10824210, 14191742, 21287613, 21648420, 28383484, 35479355, 42575226, 63862839, 70958710, 85150452, 106438065, 127725678, 141917420, 212876130, 255451356, 319314195, 425752260, 638628390, 1277256780]

約数ペア:

[(1, 1277256780), (2, 638628390), (3, 425752260), (4, 319314195), (5, 255451356), (6, 212876130), (9, 141917420), (10, 127725678), (12, 106438065), (15, 85150452), (18, 70958710), (20, 63862839), (30, 42575226), (36, 35479355), (45, 28383484), (59, 21648420), (60, 21287613), (90, 14191742), (118, 10824210), (127, 10057140), (177, 7216140), (180, 7095871), (236, 5412105), (254, 5028570), (295, 4329684), (354, 3608070), (381, 3352380), (508, 2514285), (531, 2405380), (590, 2164842), (635, 2011428), (708, 1804035), (762, 1676190), (885, 1443228), (947, 1348740), (1062, 1202690), (1143, 1117460), (1180, 1082421), (1270, 1005714), (1524, 838095), (1770, 721614), (1894, 674370), (1905, 670476), (2124, 601345), (2286, 558730), (2540, 502857), (2655, 481076), (2841, 449580), (3540, 360807), (3788, 337185), (3810, 335238), (4572, 279365), (4735, 269748), (5310, 240538), (5682, 224790), (5715, 223492), (7493, 170460), (7620, 167619), (8523, 149860), (9470, 134874), (10620, 120269), (11364, 112395), (11430, 111746), (14205, 89916), (14986, 85230), (17046, 74930), (18940, 67437), (22479, 56820), (22860, 55873), (28410, 44958), (29972, 42615), (34092, 37465)]