287045920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:136

約数の個数: 288

約数和(自身を含む): 868734720

約数和(自身を除く): 581688800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 41, 47, 49, 56, 70, 76, 80, 82, 94, 95, 98, 112, 133, 140, 152, 160, 164, 188, 190, 196, 205, 224, 235, 245, 266, 280, 287, 304, 328, 329, 376, 380, 392, 410, 470, 490, 532, 560, 574, 608, 656, 658, 665, 752, 760, 779, 784, 820, 893, 931, 940, 980, 1064, 1120, 1148, 1312, 1316, 1330, 1435, 1504, 1520, 1558, 1568, 1640, 1645, 1786, 1862, 1880, 1927, 1960, 2009, 2128, 2296, 2303, 2632, 2660, 2870, 3040, 3116, 3280, 3290, 3572, 3724, 3760, 3854, 3895, 3920, 4018, 4256, 4465, 4592, 4606, 4655, 5264, 5320, 5453, 5740, 6232, 6251, 6560, 6580, 7144, 7448, 7520, 7708, 7790, 7840, 8036, 8930, 9184, 9212, 9310, 9635, 10045, 10528, 10640, 10906, 11480, 11515, 12464, 12502, 13160, 13489, 14288, 14896, 15416, 15580, 16072, 17860, 18424, 18620, 19270, 20090, 21280, 21812, 22960, 23030, 24928, 25004, 26320, 26978, 27265, 28576, 29792, 30832, 31160, 31255, 32144, 35720, 36613, 36848, 37240, 38171, 38540, 40180, 43624, 43757, 45920, 46060, 50008, 52640, 53956, 54530, 61664, 62320, 62510, 64288, 67445, 71440, 73226, 73696, 74480, 76342, 77080, 80360, 87248, 87514, 92120, 94423, 100016, 107912, 109060, 124640, 125020, 134890, 142880, 146452, 148960, 152684, 154160, 160720, 174496, 175028, 183065, 184240, 188846, 190855, 200032, 215824, 218120, 218785, 250040, 256291, 269780, 292904, 305368, 308320, 321440, 350056, 366130, 368480, 377692, 381710, 431648, 436240, 437570, 472115, 500080, 512582, 539560, 585808, 610736, 700112, 732260, 755384, 763420, 872480, 875140, 944230, 1000160, 1025164, 1079120, 1171616, 1221472, 1281455, 1400224, 1464520, 1510768, 1526840, 1750280, 1794037, 1888460, 2050328, 2158240, 2562910, 2929040, 3021536, 3053680, 3500560, 3588074, 3776920, 4100656, 5125820, 5858080, 6107360, 7001120, 7176148, 7553840, 8201312, 8970185, 10251640, 14352296, 15107680, 17940370, 20503280, 28704592, 35880740, 41006560, 57409184, 71761480, 143522960, 287045920]

約数ペア:

[(1, 287045920), (2, 143522960), (4, 71761480), (5, 57409184), (7, 41006560), (8, 35880740), (10, 28704592), (14, 20503280), (16, 17940370), (19, 15107680), (20, 14352296), (28, 10251640), (32, 8970185), (35, 8201312), (38, 7553840), (40, 7176148), (41, 7001120), (47, 6107360), (49, 5858080), (56, 5125820), (70, 4100656), (76, 3776920), (80, 3588074), (82, 3500560), (94, 3053680), (95, 3021536), (98, 2929040), (112, 2562910), (133, 2158240), (140, 2050328), (152, 1888460), (160, 1794037), (164, 1750280), (188, 1526840), (190, 1510768), (196, 1464520), (205, 1400224), (224, 1281455), (235, 1221472), (245, 1171616), (266, 1079120), (280, 1025164), (287, 1000160), (304, 944230), (328, 875140), (329, 872480), (376, 763420), (380, 755384), (392, 732260), (410, 700112), (470, 610736), (490, 585808), (532, 539560), (560, 512582), (574, 500080), (608, 472115), (656, 437570), (658, 436240), (665, 431648), (752, 381710), (760, 377692), (779, 368480), (784, 366130), (820, 350056), (893, 321440), (931, 308320), (940, 305368), (980, 292904), (1064, 269780), (1120, 256291), (1148, 250040), (1312, 218785), (1316, 218120), (1330, 215824), (1435, 200032), (1504, 190855), (1520, 188846), (1558, 184240), (1568, 183065), (1640, 175028), (1645, 174496), (1786, 160720), (1862, 154160), (1880, 152684), (1927, 148960), (1960, 146452), (2009, 142880), (2128, 134890), (2296, 125020), (2303, 124640), (2632, 109060), (2660, 107912), (2870, 100016), (3040, 94423), (3116, 92120), (3280, 87514), (3290, 87248), (3572, 80360), (3724, 77080), (3760, 76342), (3854, 74480), (3895, 73696), (3920, 73226), (4018, 71440), (4256, 67445), (4465, 64288), (4592, 62510), (4606, 62320), (4655, 61664), (5264, 54530), (5320, 53956), (5453, 52640), (5740, 50008), (6232, 46060), (6251, 45920), (6560, 43757), (6580, 43624), (7144, 40180), (7448, 38540), (7520, 38171), (7708, 37240), (7790, 36848), (7840, 36613), (8036, 35720), (8930, 32144), (9184, 31255), (9212, 31160), (9310, 30832), (9635, 29792), (10045, 28576), (10528, 27265), (10640, 26978), (10906, 26320), (11480, 25004), (11515, 24928), (12464, 23030), (12502, 22960), (13160, 21812), (13489, 21280), (14288, 20090), (14896, 19270), (15416, 18620), (15580, 18424), (16072, 17860)]