254000880

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:293

約数の個数: 320

約数和(自身を含む): 1015649280

約数和(自身を除く): 761648400

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, 84, 90, 105, 107, 108, 112, 120, 126, 135, 140, 144, 157, 168, 180, 189, 210, 214, 216, 240, 252, 270, 280, 314, 315, 321, 336, 360, 378, 420, 428, 432, 471, 504, 535, 540, 560, 628, 630, 642, 720, 749, 756, 785, 840, 856, 942, 945, 963, 1008, 1070, 1080, 1099, 1256, 1260, 1284, 1413, 1498, 1512, 1570, 1605, 1680, 1712, 1884, 1890, 1926, 2140, 2160, 2198, 2247, 2355, 2512, 2520, 2568, 2826, 2889, 2996, 3024, 3140, 3210, 3297, 3745, 3768, 3780, 3852, 4239, 4280, 4396, 4494, 4710, 4815, 5040, 5136, 5495, 5652, 5778, 5992, 6280, 6420, 6594, 6741, 7065, 7490, 7536, 7560, 7704, 8478, 8560, 8792, 8988, 9420, 9630, 9891, 10990, 11235, 11304, 11556, 11984, 12560, 12840, 13188, 13482, 14130, 14445, 14980, 15120, 15408, 16485, 16799, 16956, 17584, 17976, 18840, 19260, 19782, 20223, 21195, 21980, 22470, 22608, 23112, 25680, 26376, 26964, 28260, 28890, 29673, 29960, 32970, 33598, 33705, 33912, 35952, 37680, 38520, 39564, 40446, 42390, 43960, 44940, 46224, 49455, 50397, 52752, 53928, 56520, 57780, 59346, 59920, 65940, 67196, 67410, 67824, 77040, 79128, 80892, 83995, 84780, 87920, 89880, 98910, 100794, 101115, 107856, 113040, 115560, 117593, 118692, 131880, 134392, 134820, 148365, 151191, 158256, 161784, 167990, 169560, 179760, 197820, 201588, 202230, 231120, 235186, 237384, 251985, 263760, 268784, 269640, 296730, 302382, 323568, 335980, 339120, 352779, 395640, 403176, 404460, 453573, 470372, 474768, 503970, 539280, 587965, 593460, 604764, 671960, 705558, 755955, 791280, 806352, 808920, 907146, 940744, 1007940, 1058337, 1175930, 1186920, 1209528, 1343920, 1411116, 1511910, 1617840, 1763895, 1814292, 1881488, 2015880, 2116674, 2267865, 2351860, 2373840, 2419056, 2822232, 3023820, 3175011, 3527790, 3628584, 4031760, 4233348, 4535730, 4703720, 5291685, 5644464, 6047640, 6350022, 7055580, 7257168, 8466696, 9071460, 9407440, 10583370, 12095280, 12700044, 14111160, 15875055, 16933392, 18142920, 21166740, 25400088, 28222320, 31750110, 36285840, 42333480, 50800176, 63500220, 84666960, 127000440, 254000880]

約数ペア:

[(1, 254000880), (2, 127000440), (3, 84666960), (4, 63500220), (5, 50800176), (6, 42333480), (7, 36285840), (8, 31750110), (9, 28222320), (10, 25400088), (12, 21166740), (14, 18142920), (15, 16933392), (16, 15875055), (18, 14111160), (20, 12700044), (21, 12095280), (24, 10583370), (27, 9407440), (28, 9071460), (30, 8466696), (35, 7257168), (36, 7055580), (40, 6350022), (42, 6047640), (45, 5644464), (48, 5291685), (54, 4703720), (56, 4535730), (60, 4233348), (63, 4031760), (70, 3628584), (72, 3527790), (80, 3175011), (84, 3023820), (90, 2822232), (105, 2419056), (107, 2373840), (108, 2351860), (112, 2267865), (120, 2116674), (126, 2015880), (135, 1881488), (140, 1814292), (144, 1763895), (157, 1617840), (168, 1511910), (180, 1411116), (189, 1343920), (210, 1209528), (214, 1186920), (216, 1175930), (240, 1058337), (252, 1007940), (270, 940744), (280, 907146), (314, 808920), (315, 806352), (321, 791280), (336, 755955), (360, 705558), (378, 671960), (420, 604764), (428, 593460), (432, 587965), (471, 539280), (504, 503970), (535, 474768), (540, 470372), (560, 453573), (628, 404460), (630, 403176), (642, 395640), (720, 352779), (749, 339120), (756, 335980), (785, 323568), (840, 302382), (856, 296730), (942, 269640), (945, 268784), (963, 263760), (1008, 251985), (1070, 237384), (1080, 235186), (1099, 231120), (1256, 202230), (1260, 201588), (1284, 197820), (1413, 179760), (1498, 169560), (1512, 167990), (1570, 161784), (1605, 158256), (1680, 151191), (1712, 148365), (1884, 134820), (1890, 134392), (1926, 131880), (2140, 118692), (2160, 117593), (2198, 115560), (2247, 113040), (2355, 107856), (2512, 101115), (2520, 100794), (2568, 98910), (2826, 89880), (2889, 87920), (2996, 84780), (3024, 83995), (3140, 80892), (3210, 79128), (3297, 77040), (3745, 67824), (3768, 67410), (3780, 67196), (3852, 65940), (4239, 59920), (4280, 59346), (4396, 57780), (4494, 56520), (4710, 53928), (4815, 52752), (5040, 50397), (5136, 49455), (5495, 46224), (5652, 44940), (5778, 43960), (5992, 42390), (6280, 40446), (6420, 39564), (6594, 38520), (6741, 37680), (7065, 35952), (7490, 33912), (7536, 33705), (7560, 33598), (7704, 32970), (8478, 29960), (8560, 29673), (8792, 28890), (8988, 28260), (9420, 26964), (9630, 26376), (9891, 25680), (10990, 23112), (11235, 22608), (11304, 22470), (11556, 21980), (11984, 21195), (12560, 20223), (12840, 19782), (13188, 19260), (13482, 18840), (14130, 17976), (14445, 17584), (14980, 16956), (15120, 16799), (15408, 16485)]