204988320

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{15817}}^1$

素因数の和:15844

約数の個数: 120

約数和(自身を含む): 723483684

約数和(自身を除く): 518495364

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, 15817, 31634, 47451, 63268, 79085, 94902, 126536, 142353, 158170, 189804, 237255, 253072, 284706, 316340, 379608, 427059, 474510, 506144, 569412, 632680, 711765, 759216, 854118, 949020, 1138824, 1265360, 1281177, 1423530, 1518432, 1708236, 1898040, 2135295, 2277648, 2530720, 2562354, 2847060, 3416472, 3796080, 4270590, 4555296, 5124708, 5694120, 6405885, 6832944, 7592160, 8541180, 10249416, 11388240, 12811770, 13665888, 17082360, 20498832, 22776480, 25623540, 34164720, 40997664, 51247080, 68329440, 102494160, 204988320]

約数ペア:

[(1, 204988320), (2, 102494160), (3, 68329440), (4, 51247080), (5, 40997664), (6, 34164720), (8, 25623540), (9, 22776480), (10, 20498832), (12, 17082360), (15, 13665888), (16, 12811770), (18, 11388240), (20, 10249416), (24, 8541180), (27, 7592160), (30, 6832944), (32, 6405885), (36, 5694120), (40, 5124708), (45, 4555296), (48, 4270590), (54, 3796080), (60, 3416472), (72, 2847060), (80, 2562354), (81, 2530720), (90, 2277648), (96, 2135295), (108, 1898040), (120, 1708236), (135, 1518432), (144, 1423530), (160, 1281177), (162, 1265360), (180, 1138824), (216, 949020), (240, 854118), (270, 759216), (288, 711765), (324, 632680), (360, 569412), (405, 506144), (432, 474510), (480, 427059), (540, 379608), (648, 316340), (720, 284706), (810, 253072), (864, 237255), (1080, 189804), (1296, 158170), (1440, 142353), (1620, 126536), (2160, 94902), (2592, 79085), (3240, 63268), (4320, 47451), (6480, 31634), (12960, 15817)]