19193760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{1481}}^1$

素因数の和:1508

約数の個数: 120

約数和(自身を含む): 67783716

約数和(自身を除く): 48589956

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, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1481, 1620, 2160, 2592, 2962, 3240, 4320, 4443, 5924, 6480, 7405, 8886, 11848, 12960, 13329, 14810, 17772, 22215, 23696, 26658, 29620, 35544, 39987, 44430, 47392, 53316, 59240, 66645, 71088, 79974, 88860, 106632, 118480, 119961, 133290, 142176, 159948, 177720, 199935, 213264, 236960, 239922, 266580, 319896, 355440, 399870, 426528, 479844, 533160, 599805, 639792, 710880, 799740, 959688, 1066320, 1199610, 1279584, 1599480, 1919376, 2132640, 2399220, 3198960, 3838752, 4798440, 6397920, 9596880, 19193760]

約数ペア:

[(1, 19193760), (2, 9596880), (3, 6397920), (4, 4798440), (5, 3838752), (6, 3198960), (8, 2399220), (9, 2132640), (10, 1919376), (12, 1599480), (15, 1279584), (16, 1199610), (18, 1066320), (20, 959688), (24, 799740), (27, 710880), (30, 639792), (32, 599805), (36, 533160), (40, 479844), (45, 426528), (48, 399870), (54, 355440), (60, 319896), (72, 266580), (80, 239922), (81, 236960), (90, 213264), (96, 199935), (108, 177720), (120, 159948), (135, 142176), (144, 133290), (160, 119961), (162, 118480), (180, 106632), (216, 88860), (240, 79974), (270, 71088), (288, 66645), (324, 59240), (360, 53316), (405, 47392), (432, 44430), (480, 39987), (540, 35544), (648, 29620), (720, 26658), (810, 23696), (864, 22215), (1080, 17772), (1296, 14810), (1440, 13329), (1481, 12960), (1620, 11848), (2160, 8886), (2592, 7405), (2962, 6480), (3240, 5924), (4320, 4443)]