7287840

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{241}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 29272320

約数和(自身を除く): 21984480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 241, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 482, 504, 540, 560, 630, 672, 720, 723, 756, 840, 864, 945, 964, 1008, 1080, 1120, 1205, 1260, 1440, 1446, 1512, 1680, 1687, 1890, 1928, 2016, 2160, 2169, 2410, 2520, 2892, 3024, 3360, 3374, 3615, 3780, 3856, 4320, 4338, 4820, 5040, 5061, 5784, 6048, 6507, 6748, 7230, 7560, 7712, 8435, 8676, 9640, 10080, 10122, 10845, 11568, 13014, 13496, 14460, 15120, 15183, 16870, 17352, 19280, 20244, 21690, 23136, 25305, 26028, 26992, 28920, 30240, 30366, 32535, 33740, 34704, 38560, 40488, 43380, 45549, 50610, 52056, 53984, 57840, 60732, 65070, 67480, 69408, 75915, 80976, 86760, 91098, 101220, 104112, 115680, 121464, 130140, 134960, 151830, 161952, 173520, 182196, 202440, 208224, 227745, 242928, 260280, 269920, 303660, 347040, 364392, 404880, 455490, 485856, 520560, 607320, 728784, 809760, 910980, 1041120, 1214640, 1457568, 1821960, 2429280, 3643920, 7287840]

約数ペア:

[(1, 7287840), (2, 3643920), (3, 2429280), (4, 1821960), (5, 1457568), (6, 1214640), (7, 1041120), (8, 910980), (9, 809760), (10, 728784), (12, 607320), (14, 520560), (15, 485856), (16, 455490), (18, 404880), (20, 364392), (21, 347040), (24, 303660), (27, 269920), (28, 260280), (30, 242928), (32, 227745), (35, 208224), (36, 202440), (40, 182196), (42, 173520), (45, 161952), (48, 151830), (54, 134960), (56, 130140), (60, 121464), (63, 115680), (70, 104112), (72, 101220), (80, 91098), (84, 86760), (90, 80976), (96, 75915), (105, 69408), (108, 67480), (112, 65070), (120, 60732), (126, 57840), (135, 53984), (140, 52056), (144, 50610), (160, 45549), (168, 43380), (180, 40488), (189, 38560), (210, 34704), (216, 33740), (224, 32535), (240, 30366), (241, 30240), (252, 28920), (270, 26992), (280, 26028), (288, 25305), (315, 23136), (336, 21690), (360, 20244), (378, 19280), (420, 17352), (432, 16870), (480, 15183), (482, 15120), (504, 14460), (540, 13496), (560, 13014), (630, 11568), (672, 10845), (720, 10122), (723, 10080), (756, 9640), (840, 8676), (864, 8435), (945, 7712), (964, 7560), (1008, 7230), (1080, 6748), (1120, 6507), (1205, 6048), (1260, 5784), (1440, 5061), (1446, 5040), (1512, 4820), (1680, 4338), (1687, 4320), (1890, 3856), (1928, 3780), (2016, 3615), (2160, 3374), (2169, 3360), (2410, 3024), (2520, 2892)]