279688080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1399}}^1$

素因数の和:1446

約数の個数: 240

約数和(自身を含む): 1068681600

約数和(自身を除く): 788993520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 49, 51, 56, 60, 68, 70, 80, 84, 85, 98, 102, 105, 112, 119, 120, 136, 140, 147, 168, 170, 196, 204, 210, 238, 240, 245, 255, 272, 280, 294, 336, 340, 357, 392, 408, 420, 476, 490, 510, 560, 588, 595, 680, 714, 735, 784, 816, 833, 840, 952, 980, 1020, 1176, 1190, 1360, 1399, 1428, 1470, 1666, 1680, 1785, 1904, 1960, 2040, 2352, 2380, 2499, 2798, 2856, 2940, 3332, 3570, 3920, 4080, 4165, 4197, 4760, 4998, 5596, 5712, 5880, 6664, 6995, 7140, 8330, 8394, 9520, 9793, 9996, 11192, 11760, 12495, 13328, 13990, 14280, 16660, 16788, 19586, 19992, 20985, 22384, 23783, 24990, 27980, 28560, 29379, 33320, 33576, 39172, 39984, 41970, 47566, 48965, 49980, 55960, 58758, 66640, 67152, 68551, 71349, 78344, 83940, 95132, 97930, 99960, 111920, 117516, 118915, 137102, 142698, 146895, 156688, 166481, 167880, 190264, 195860, 199920, 205653, 235032, 237830, 274204, 285396, 293790, 332962, 335760, 342755, 356745, 380528, 391720, 411306, 470064, 475660, 499443, 548408, 570792, 587580, 665924, 685510, 713490, 783440, 822612, 832405, 951320, 998886, 1028265, 1096816, 1141584, 1165367, 1175160, 1331848, 1371020, 1426980, 1645224, 1664810, 1902640, 1997772, 2056530, 2330734, 2350320, 2497215, 2663696, 2742040, 2853960, 3290448, 3329620, 3496101, 3995544, 4113060, 4661468, 4994430, 5484080, 5707920, 5826835, 6659240, 6992202, 7991088, 8226120, 9322936, 9988860, 11653670, 13318480, 13984404, 16452240, 17480505, 18645872, 19977720, 23307340, 27968808, 34961010, 39955440, 46614680, 55937616, 69922020, 93229360, 139844040, 279688080]

約数ペア:

[(1, 279688080), (2, 139844040), (3, 93229360), (4, 69922020), (5, 55937616), (6, 46614680), (7, 39955440), (8, 34961010), (10, 27968808), (12, 23307340), (14, 19977720), (15, 18645872), (16, 17480505), (17, 16452240), (20, 13984404), (21, 13318480), (24, 11653670), (28, 9988860), (30, 9322936), (34, 8226120), (35, 7991088), (40, 6992202), (42, 6659240), (48, 5826835), (49, 5707920), (51, 5484080), (56, 4994430), (60, 4661468), (68, 4113060), (70, 3995544), (80, 3496101), (84, 3329620), (85, 3290448), (98, 2853960), (102, 2742040), (105, 2663696), (112, 2497215), (119, 2350320), (120, 2330734), (136, 2056530), (140, 1997772), (147, 1902640), (168, 1664810), (170, 1645224), (196, 1426980), (204, 1371020), (210, 1331848), (238, 1175160), (240, 1165367), (245, 1141584), (255, 1096816), (272, 1028265), (280, 998886), (294, 951320), (336, 832405), (340, 822612), (357, 783440), (392, 713490), (408, 685510), (420, 665924), (476, 587580), (490, 570792), (510, 548408), (560, 499443), (588, 475660), (595, 470064), (680, 411306), (714, 391720), (735, 380528), (784, 356745), (816, 342755), (833, 335760), (840, 332962), (952, 293790), (980, 285396), (1020, 274204), (1176, 237830), (1190, 235032), (1360, 205653), (1399, 199920), (1428, 195860), (1470, 190264), (1666, 167880), (1680, 166481), (1785, 156688), (1904, 146895), (1960, 142698), (2040, 137102), (2352, 118915), (2380, 117516), (2499, 111920), (2798, 99960), (2856, 97930), (2940, 95132), (3332, 83940), (3570, 78344), (3920, 71349), (4080, 68551), (4165, 67152), (4197, 66640), (4760, 58758), (4998, 55960), (5596, 49980), (5712, 48965), (5880, 47566), (6664, 41970), (6995, 39984), (7140, 39172), (8330, 33576), (8394, 33320), (9520, 29379), (9793, 28560), (9996, 27980), (11192, 24990), (11760, 23783), (12495, 22384), (13328, 20985), (13990, 19992), (14280, 19586), (16660, 16788)]