87499440

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{643}}^1$

素因数の和:678

約数の個数: 240

約数和(自身を含む): 348811008

約数和(自身を除く): 261311568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 630, 643, 648, 720, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1215, 1260, 1286, 1296, 1512, 1620, 1680, 1701, 1890, 1929, 1944, 2160, 2268, 2430, 2520, 2572, 2835, 3024, 3215, 3240, 3402, 3780, 3858, 3888, 4501, 4536, 4860, 5040, 5144, 5670, 5787, 6430, 6480, 6804, 7560, 7716, 8505, 9002, 9072, 9645, 9720, 10288, 11340, 11574, 12860, 13503, 13608, 15120, 15432, 17010, 17361, 18004, 19290, 19440, 22505, 22680, 23148, 25720, 27006, 27216, 28935, 30864, 34020, 34722, 36008, 38580, 40509, 45010, 45360, 46296, 51440, 52083, 54012, 57870, 67515, 68040, 69444, 72016, 77160, 81018, 86805, 90020, 92592, 104166, 108024, 115740, 121527, 135030, 136080, 138888, 154320, 156249, 162036, 173610, 180040, 202545, 208332, 216048, 231480, 243054, 260415, 270060, 277776, 312498, 324072, 347220, 360080, 364581, 405090, 416664, 462960, 486108, 520830, 540120, 607635, 624996, 648144, 694440, 729162, 781245, 810180, 833328, 972216, 1041660, 1080240, 1093743, 1215270, 1249992, 1388880, 1458324, 1562490, 1620360, 1822905, 1944432, 2083320, 2187486, 2430540, 2499984, 2916648, 3124980, 3240720, 3645810, 4166640, 4374972, 4861080, 5468715, 5833296, 6249960, 7291620, 8749944, 9722160, 10937430, 12499920, 14583240, 17499888, 21874860, 29166480, 43749720, 87499440]

約数ペア:

[(1, 87499440), (2, 43749720), (3, 29166480), (4, 21874860), (5, 17499888), (6, 14583240), (7, 12499920), (8, 10937430), (9, 9722160), (10, 8749944), (12, 7291620), (14, 6249960), (15, 5833296), (16, 5468715), (18, 4861080), (20, 4374972), (21, 4166640), (24, 3645810), (27, 3240720), (28, 3124980), (30, 2916648), (35, 2499984), (36, 2430540), (40, 2187486), (42, 2083320), (45, 1944432), (48, 1822905), (54, 1620360), (56, 1562490), (60, 1458324), (63, 1388880), (70, 1249992), (72, 1215270), (80, 1093743), (81, 1080240), (84, 1041660), (90, 972216), (105, 833328), (108, 810180), (112, 781245), (120, 729162), (126, 694440), (135, 648144), (140, 624996), (144, 607635), (162, 540120), (168, 520830), (180, 486108), (189, 462960), (210, 416664), (216, 405090), (240, 364581), (243, 360080), (252, 347220), (270, 324072), (280, 312498), (315, 277776), (324, 270060), (336, 260415), (360, 243054), (378, 231480), (405, 216048), (420, 208332), (432, 202545), (486, 180040), (504, 173610), (540, 162036), (560, 156249), (567, 154320), (630, 138888), (643, 136080), (648, 135030), (720, 121527), (756, 115740), (810, 108024), (840, 104166), (945, 92592), (972, 90020), (1008, 86805), (1080, 81018), (1134, 77160), (1215, 72016), (1260, 69444), (1286, 68040), (1296, 67515), (1512, 57870), (1620, 54012), (1680, 52083), (1701, 51440), (1890, 46296), (1929, 45360), (1944, 45010), (2160, 40509), (2268, 38580), (2430, 36008), (2520, 34722), (2572, 34020), (2835, 30864), (3024, 28935), (3215, 27216), (3240, 27006), (3402, 25720), (3780, 23148), (3858, 22680), (3888, 22505), (4501, 19440), (4536, 19290), (4860, 18004), (5040, 17361), (5144, 17010), (5670, 15432), (5787, 15120), (6430, 13608), (6480, 13503), (6804, 12860), (7560, 11574), (7716, 11340), (8505, 10288), (9002, 9720), (9072, 9645)]