654459120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{129853}}^1$

素因数の和:129879

約数の個数: 120

約数和(自身を含む): 2511895776

約数和(自身を除く): 1857436656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 129853, 259706, 389559, 519412, 649265, 779118, 908971, 1038824, 1168677, 1298530, 1558236, 1817942, 1947795, 2077648, 2337354, 2597060, 2726913, 3116472, 3635884, 3895590, 4544855, 4674708, 5194120, 5453826, 5843385, 6232944, 7271768, 7791180, 8180739, 9089710, 9349416, 10388240, 10907652, 11686770, 13634565, 14543536, 15582360, 16361478, 18179420, 18698832, 21815304, 23373540, 27269130, 31164720, 32722956, 36358840, 40903695, 43630608, 46747080, 54538260, 65445912, 72717680, 81807390, 93494160, 109076520, 130891824, 163614780, 218153040, 327229560, 654459120]

約数ペア:

[(1, 654459120), (2, 327229560), (3, 218153040), (4, 163614780), (5, 130891824), (6, 109076520), (7, 93494160), (8, 81807390), (9, 72717680), (10, 65445912), (12, 54538260), (14, 46747080), (15, 43630608), (16, 40903695), (18, 36358840), (20, 32722956), (21, 31164720), (24, 27269130), (28, 23373540), (30, 21815304), (35, 18698832), (36, 18179420), (40, 16361478), (42, 15582360), (45, 14543536), (48, 13634565), (56, 11686770), (60, 10907652), (63, 10388240), (70, 9349416), (72, 9089710), (80, 8180739), (84, 7791180), (90, 7271768), (105, 6232944), (112, 5843385), (120, 5453826), (126, 5194120), (140, 4674708), (144, 4544855), (168, 3895590), (180, 3635884), (210, 3116472), (240, 2726913), (252, 2597060), (280, 2337354), (315, 2077648), (336, 1947795), (360, 1817942), (420, 1558236), (504, 1298530), (560, 1168677), (630, 1038824), (720, 908971), (840, 779118), (1008, 649265), (1260, 519412), (1680, 389559), (2520, 259706), (5040, 129853)]