747701280

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{19231}}^1$

素因数の和:19261

約数の個数: 144

約数和(自身を含む): 2646169344

約数和(自身を除く): 1898468064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7776, 9720, 12960, 19231, 19440, 38462, 38880, 57693, 76924, 96155, 115386, 153848, 173079, 192310, 230772, 288465, 307696, 346158, 384620, 461544, 519237, 576930, 615392, 692316, 769240, 865395, 923088, 1038474, 1153860, 1384632, 1538480, 1557711, 1730790, 1846176, 2076948, 2307720, 2596185, 2769264, 3076960, 3115422, 3461580, 4153896, 4615440, 4673133, 5192370, 5538528, 6230844, 6923160, 7788555, 8307792, 9230880, 9346266, 10384740, 12461688, 13846320, 15577110, 16615584, 18692532, 20769480, 23365665, 24923376, 27692640, 31154220, 37385064, 41538960, 46731330, 49846752, 62308440, 74770128, 83077920, 93462660, 124616880, 149540256, 186925320, 249233760, 373850640, 747701280]

約数ペア:

[(1, 747701280), (2, 373850640), (3, 249233760), (4, 186925320), (5, 149540256), (6, 124616880), (8, 93462660), (9, 83077920), (10, 74770128), (12, 62308440), (15, 49846752), (16, 46731330), (18, 41538960), (20, 37385064), (24, 31154220), (27, 27692640), (30, 24923376), (32, 23365665), (36, 20769480), (40, 18692532), (45, 16615584), (48, 15577110), (54, 13846320), (60, 12461688), (72, 10384740), (80, 9346266), (81, 9230880), (90, 8307792), (96, 7788555), (108, 6923160), (120, 6230844), (135, 5538528), (144, 5192370), (160, 4673133), (162, 4615440), (180, 4153896), (216, 3461580), (240, 3115422), (243, 3076960), (270, 2769264), (288, 2596185), (324, 2307720), (360, 2076948), (405, 1846176), (432, 1730790), (480, 1557711), (486, 1538480), (540, 1384632), (648, 1153860), (720, 1038474), (810, 923088), (864, 865395), (972, 769240), (1080, 692316), (1215, 615392), (1296, 576930), (1440, 519237), (1620, 461544), (1944, 384620), (2160, 346158), (2430, 307696), (2592, 288465), (3240, 230772), (3888, 192310), (4320, 173079), (4860, 153848), (6480, 115386), (7776, 96155), (9720, 76924), (12960, 57693), (19231, 38880), (19440, 38462)]