161486640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^2$

素因数の和:384

約数の個数: 180

約数和(自身を含む): 623283024

約数和(自身を除く): 461796384

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, 179, 180, 210, 240, 252, 280, 315, 336, 358, 360, 420, 504, 537, 560, 630, 716, 720, 840, 895, 1008, 1074, 1253, 1260, 1432, 1611, 1680, 1790, 2148, 2506, 2520, 2685, 2864, 3222, 3580, 3759, 4296, 5012, 5040, 5370, 6265, 6444, 7160, 7518, 8055, 8592, 10024, 10740, 11277, 12530, 12888, 14320, 15036, 16110, 18795, 20048, 21480, 22554, 25060, 25776, 30072, 32041, 32220, 37590, 42960, 45108, 50120, 56385, 60144, 64082, 64440, 75180, 90216, 96123, 100240, 112770, 128164, 128880, 150360, 160205, 180432, 192246, 224287, 225540, 256328, 288369, 300720, 320410, 384492, 448574, 451080, 480615, 512656, 576738, 640820, 672861, 768984, 897148, 902160, 961230, 1121435, 1153476, 1281640, 1345722, 1441845, 1537968, 1794296, 1922460, 2018583, 2242870, 2306952, 2563280, 2691444, 2883690, 3364305, 3588592, 3844920, 4037166, 4485740, 4613904, 5382888, 5767380, 6728610, 7689840, 8074332, 8971480, 10092915, 10765776, 11534760, 13457220, 16148664, 17942960, 20185830, 23069520, 26914440, 32297328, 40371660, 53828880, 80743320, 161486640]

約数ペア:

[(1, 161486640), (2, 80743320), (3, 53828880), (4, 40371660), (5, 32297328), (6, 26914440), (7, 23069520), (8, 20185830), (9, 17942960), (10, 16148664), (12, 13457220), (14, 11534760), (15, 10765776), (16, 10092915), (18, 8971480), (20, 8074332), (21, 7689840), (24, 6728610), (28, 5767380), (30, 5382888), (35, 4613904), (36, 4485740), (40, 4037166), (42, 3844920), (45, 3588592), (48, 3364305), (56, 2883690), (60, 2691444), (63, 2563280), (70, 2306952), (72, 2242870), (80, 2018583), (84, 1922460), (90, 1794296), (105, 1537968), (112, 1441845), (120, 1345722), (126, 1281640), (140, 1153476), (144, 1121435), (168, 961230), (179, 902160), (180, 897148), (210, 768984), (240, 672861), (252, 640820), (280, 576738), (315, 512656), (336, 480615), (358, 451080), (360, 448574), (420, 384492), (504, 320410), (537, 300720), (560, 288369), (630, 256328), (716, 225540), (720, 224287), (840, 192246), (895, 180432), (1008, 160205), (1074, 150360), (1253, 128880), (1260, 128164), (1432, 112770), (1611, 100240), (1680, 96123), (1790, 90216), (2148, 75180), (2506, 64440), (2520, 64082), (2685, 60144), (2864, 56385), (3222, 50120), (3580, 45108), (3759, 42960), (4296, 37590), (5012, 32220), (5040, 32041), (5370, 30072), (6265, 25776), (6444, 25060), (7160, 22554), (7518, 21480), (8055, 20048), (8592, 18795), (10024, 16110), (10740, 15036), (11277, 14320), (12530, 12888)]