1639193760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{126481}}^1$

素因数の和:126508

約数の個数: 120

約数和(自身を含む): 5785033716

約数和(自身を除く): 4145839956

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, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 126481, 252962, 379443, 505924, 632405, 758886, 1011848, 1138329, 1264810, 1517772, 1897215, 2023696, 2276658, 2529620, 3035544, 3414987, 3794430, 4047392, 4553316, 5059240, 5691645, 6071088, 6829974, 7588860, 9106632, 10118480, 10244961, 11383290, 12142176, 13659948, 15177720, 17074935, 18213264, 20236960, 20489922, 22766580, 27319896, 30355440, 34149870, 36426528, 40979844, 45533160, 51224805, 54639792, 60710880, 68299740, 81959688, 91066320, 102449610, 109279584, 136599480, 163919376, 182132640, 204899220, 273198960, 327838752, 409798440, 546397920, 819596880, 1639193760]

約数ペア:

[(1, 1639193760), (2, 819596880), (3, 546397920), (4, 409798440), (5, 327838752), (6, 273198960), (8, 204899220), (9, 182132640), (10, 163919376), (12, 136599480), (15, 109279584), (16, 102449610), (18, 91066320), (20, 81959688), (24, 68299740), (27, 60710880), (30, 54639792), (32, 51224805), (36, 45533160), (40, 40979844), (45, 36426528), (48, 34149870), (54, 30355440), (60, 27319896), (72, 22766580), (80, 20489922), (81, 20236960), (90, 18213264), (96, 17074935), (108, 15177720), (120, 13659948), (135, 12142176), (144, 11383290), (160, 10244961), (162, 10118480), (180, 9106632), (216, 7588860), (240, 6829974), (270, 6071088), (288, 5691645), (324, 5059240), (360, 4553316), (405, 4047392), (432, 3794430), (480, 3414987), (540, 3035544), (648, 2529620), (720, 2276658), (810, 2023696), (864, 1897215), (1080, 1517772), (1296, 1264810), (1440, 1138329), (1620, 1011848), (2160, 758886), (2592, 632405), (3240, 505924), (4320, 379443), (6480, 252962), (12960, 126481)]