280182960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12553}}^1$

素因数の和:12603

約数の個数: 120

約数和(自身を含む): 971378304

約数和(自身を除く): 691195344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 12553, 22320, 25106, 37659, 50212, 62765, 75318, 100424, 112977, 125530, 150636, 188295, 200848, 225954, 251060, 301272, 376590, 389143, 451908, 502120, 564885, 602544, 753180, 778286, 903816, 1004240, 1129770, 1167429, 1506360, 1556572, 1807632, 1945715, 2259540, 2334858, 3012720, 3113144, 3502287, 3891430, 4519080, 4669716, 5837145, 6226288, 7004574, 7782860, 9038160, 9339432, 11674290, 14009148, 15565720, 17511435, 18678864, 23348580, 28018296, 31131440, 35022870, 46697160, 56036592, 70045740, 93394320, 140091480, 280182960]

約数ペア:

[(1, 280182960), (2, 140091480), (3, 93394320), (4, 70045740), (5, 56036592), (6, 46697160), (8, 35022870), (9, 31131440), (10, 28018296), (12, 23348580), (15, 18678864), (16, 17511435), (18, 15565720), (20, 14009148), (24, 11674290), (30, 9339432), (31, 9038160), (36, 7782860), (40, 7004574), (45, 6226288), (48, 5837145), (60, 4669716), (62, 4519080), (72, 3891430), (80, 3502287), (90, 3113144), (93, 3012720), (120, 2334858), (124, 2259540), (144, 1945715), (155, 1807632), (180, 1556572), (186, 1506360), (240, 1167429), (248, 1129770), (279, 1004240), (310, 903816), (360, 778286), (372, 753180), (465, 602544), (496, 564885), (558, 502120), (620, 451908), (720, 389143), (744, 376590), (930, 301272), (1116, 251060), (1240, 225954), (1395, 200848), (1488, 188295), (1860, 150636), (2232, 125530), (2480, 112977), (2790, 100424), (3720, 75318), (4464, 62765), (5580, 50212), (7440, 37659), (11160, 25106), (12553, 22320)]