77588640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53881}}^1$

素因数の和:53902

約数の個数: 72

約数和(自身を含む): 264776148

約数和(自身を除く): 187187508

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 53881, 107762, 161643, 215524, 269405, 323286, 431048, 484929, 538810, 646572, 808215, 862096, 969858, 1077620, 1293144, 1616430, 1724192, 1939716, 2155240, 2424645, 2586288, 3232860, 3879432, 4310480, 4849290, 5172576, 6465720, 7758864, 8620960, 9698580, 12931440, 15517728, 19397160, 25862880, 38794320, 77588640]

約数ペア:

[(1, 77588640), (2, 38794320), (3, 25862880), (4, 19397160), (5, 15517728), (6, 12931440), (8, 9698580), (9, 8620960), (10, 7758864), (12, 6465720), (15, 5172576), (16, 4849290), (18, 4310480), (20, 3879432), (24, 3232860), (30, 2586288), (32, 2424645), (36, 2155240), (40, 1939716), (45, 1724192), (48, 1616430), (60, 1293144), (72, 1077620), (80, 969858), (90, 862096), (96, 808215), (120, 646572), (144, 538810), (160, 484929), (180, 431048), (240, 323286), (288, 269405), (360, 215524), (480, 161643), (720, 107762), (1440, 53881)]