155121120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1399}}^1$

素因数の和:1438

約数の個数: 288

約数和(自身を含む): 660441600

約数和(自身を除く): 505320480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 160, 165, 168, 176, 180, 198, 210, 220, 224, 231, 240, 252, 264, 280, 288, 308, 315, 330, 336, 352, 360, 385, 396, 420, 440, 462, 480, 495, 504, 528, 560, 616, 630, 660, 672, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1056, 1120, 1155, 1232, 1260, 1320, 1386, 1399, 1440, 1540, 1584, 1680, 1760, 1848, 1980, 2016, 2310, 2464, 2520, 2640, 2772, 2798, 3080, 3168, 3360, 3465, 3696, 3960, 4197, 4620, 5040, 5280, 5544, 5596, 6160, 6930, 6995, 7392, 7920, 8394, 9240, 9793, 10080, 11088, 11192, 12320, 12591, 13860, 13990, 15389, 15840, 16788, 18480, 19586, 20985, 22176, 22384, 25182, 27720, 27980, 29379, 30778, 33576, 36960, 39172, 41970, 44768, 46167, 48965, 50364, 55440, 55960, 58758, 61556, 62955, 67152, 76945, 78344, 83940, 88137, 92334, 97930, 100728, 107723, 110880, 111920, 117516, 123112, 125910, 134304, 138501, 146895, 153890, 156688, 167880, 176274, 184668, 195860, 201456, 215446, 223840, 230835, 235032, 246224, 251820, 277002, 293790, 307780, 313376, 323169, 335760, 352548, 369336, 391720, 402912, 430892, 440685, 461670, 470064, 492448, 503640, 538615, 554004, 587580, 615560, 646338, 671520, 692505, 705096, 738672, 783440, 861784, 881370, 923340, 940128, 969507, 1007280, 1077230, 1108008, 1175160, 1231120, 1292676, 1385010, 1410192, 1477344, 1566880, 1615845, 1723568, 1762740, 1846680, 1939014, 2014560, 2154460, 2216016, 2350320, 2462240, 2585352, 2770020, 2820384, 3231690, 3447136, 3525480, 3693360, 3878028, 4308920, 4432032, 4700640, 4847535, 5170704, 5540040, 6463380, 7050960, 7386720, 7756056, 8617840, 9695070, 10341408, 11080080, 12926760, 14101920, 15512112, 17235680, 19390140, 22160160, 25853520, 31024224, 38780280, 51707040, 77560560, 155121120]

約数ペア:

[(1, 155121120), (2, 77560560), (3, 51707040), (4, 38780280), (5, 31024224), (6, 25853520), (7, 22160160), (8, 19390140), (9, 17235680), (10, 15512112), (11, 14101920), (12, 12926760), (14, 11080080), (15, 10341408), (16, 9695070), (18, 8617840), (20, 7756056), (21, 7386720), (22, 7050960), (24, 6463380), (28, 5540040), (30, 5170704), (32, 4847535), (33, 4700640), (35, 4432032), (36, 4308920), (40, 3878028), (42, 3693360), (44, 3525480), (45, 3447136), (48, 3231690), (55, 2820384), (56, 2770020), (60, 2585352), (63, 2462240), (66, 2350320), (70, 2216016), (72, 2154460), (77, 2014560), (80, 1939014), (84, 1846680), (88, 1762740), (90, 1723568), (96, 1615845), (99, 1566880), (105, 1477344), (110, 1410192), (112, 1385010), (120, 1292676), (126, 1231120), (132, 1175160), (140, 1108008), (144, 1077230), (154, 1007280), (160, 969507), (165, 940128), (168, 923340), (176, 881370), (180, 861784), (198, 783440), (210, 738672), (220, 705096), (224, 692505), (231, 671520), (240, 646338), (252, 615560), (264, 587580), (280, 554004), (288, 538615), (308, 503640), (315, 492448), (330, 470064), (336, 461670), (352, 440685), (360, 430892), (385, 402912), (396, 391720), (420, 369336), (440, 352548), (462, 335760), (480, 323169), (495, 313376), (504, 307780), (528, 293790), (560, 277002), (616, 251820), (630, 246224), (660, 235032), (672, 230835), (693, 223840), (720, 215446), (770, 201456), (792, 195860), (840, 184668), (880, 176274), (924, 167880), (990, 156688), (1008, 153890), (1056, 146895), (1120, 138501), (1155, 134304), (1232, 125910), (1260, 123112), (1320, 117516), (1386, 111920), (1399, 110880), (1440, 107723), (1540, 100728), (1584, 97930), (1680, 92334), (1760, 88137), (1848, 83940), (1980, 78344), (2016, 76945), (2310, 67152), (2464, 62955), (2520, 61556), (2640, 58758), (2772, 55960), (2798, 55440), (3080, 50364), (3168, 48965), (3360, 46167), (3465, 44768), (3696, 41970), (3960, 39172), (4197, 36960), (4620, 33576), (5040, 30778), (5280, 29379), (5544, 27980), (5596, 27720), (6160, 25182), (6930, 22384), (6995, 22176), (7392, 20985), (7920, 19586), (8394, 18480), (9240, 16788), (9793, 15840), (10080, 15389), (11088, 13990), (11192, 13860), (12320, 12591)]