79901360

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:164

約数の個数: 240

約数和(自身を含む): 251903520

約数和(自身を除く): 172002160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 34, 35, 40, 44, 49, 55, 56, 68, 70, 77, 80, 85, 88, 98, 109, 110, 112, 119, 136, 140, 154, 170, 176, 187, 196, 218, 220, 238, 245, 272, 280, 308, 340, 374, 385, 392, 436, 440, 476, 490, 539, 545, 560, 595, 616, 680, 748, 763, 770, 784, 833, 872, 880, 935, 952, 980, 1078, 1090, 1190, 1199, 1232, 1309, 1360, 1496, 1526, 1540, 1666, 1744, 1853, 1870, 1904, 1960, 2156, 2180, 2380, 2398, 2618, 2695, 2992, 3052, 3080, 3332, 3706, 3740, 3815, 3920, 4165, 4312, 4360, 4760, 4796, 5236, 5341, 5390, 5995, 6104, 6160, 6545, 6664, 7412, 7480, 7630, 8330, 8393, 8624, 8720, 9163, 9265, 9520, 9592, 10472, 10682, 10780, 11990, 12208, 12971, 13090, 13328, 14824, 14960, 15260, 16660, 16786, 18326, 18530, 19184, 20383, 20944, 21364, 21560, 23980, 25942, 26180, 26705, 29648, 30520, 33320, 33572, 36652, 37060, 40766, 41965, 42728, 43120, 45815, 47960, 51884, 52360, 53410, 58751, 61040, 64855, 66640, 67144, 73304, 74120, 81532, 83930, 85456, 90797, 91630, 95920, 101915, 103768, 104720, 106820, 117502, 129710, 134288, 142681, 146608, 148240, 163064, 167860, 181594, 183260, 203830, 207536, 213640, 235004, 259420, 285362, 293755, 326128, 335720, 363188, 366520, 407660, 427280, 453985, 470008, 518840, 570724, 587510, 671440, 713405, 726376, 733040, 815320, 907970, 940016, 998767, 1037680, 1141448, 1175020, 1426810, 1452752, 1630640, 1815940, 1997534, 2282896, 2350040, 2853620, 3631880, 3995068, 4700080, 4993835, 5707240, 7263760, 7990136, 9987670, 11414480, 15980272, 19975340, 39950680, 79901360]

約数ペア:

[(1, 79901360), (2, 39950680), (4, 19975340), (5, 15980272), (7, 11414480), (8, 9987670), (10, 7990136), (11, 7263760), (14, 5707240), (16, 4993835), (17, 4700080), (20, 3995068), (22, 3631880), (28, 2853620), (34, 2350040), (35, 2282896), (40, 1997534), (44, 1815940), (49, 1630640), (55, 1452752), (56, 1426810), (68, 1175020), (70, 1141448), (77, 1037680), (80, 998767), (85, 940016), (88, 907970), (98, 815320), (109, 733040), (110, 726376), (112, 713405), (119, 671440), (136, 587510), (140, 570724), (154, 518840), (170, 470008), (176, 453985), (187, 427280), (196, 407660), (218, 366520), (220, 363188), (238, 335720), (245, 326128), (272, 293755), (280, 285362), (308, 259420), (340, 235004), (374, 213640), (385, 207536), (392, 203830), (436, 183260), (440, 181594), (476, 167860), (490, 163064), (539, 148240), (545, 146608), (560, 142681), (595, 134288), (616, 129710), (680, 117502), (748, 106820), (763, 104720), (770, 103768), (784, 101915), (833, 95920), (872, 91630), (880, 90797), (935, 85456), (952, 83930), (980, 81532), (1078, 74120), (1090, 73304), (1190, 67144), (1199, 66640), (1232, 64855), (1309, 61040), (1360, 58751), (1496, 53410), (1526, 52360), (1540, 51884), (1666, 47960), (1744, 45815), (1853, 43120), (1870, 42728), (1904, 41965), (1960, 40766), (2156, 37060), (2180, 36652), (2380, 33572), (2398, 33320), (2618, 30520), (2695, 29648), (2992, 26705), (3052, 26180), (3080, 25942), (3332, 23980), (3706, 21560), (3740, 21364), (3815, 20944), (3920, 20383), (4165, 19184), (4312, 18530), (4360, 18326), (4760, 16786), (4796, 16660), (5236, 15260), (5341, 14960), (5390, 14824), (5995, 13328), (6104, 13090), (6160, 12971), (6545, 12208), (6664, 11990), (7412, 10780), (7480, 10682), (7630, 10472), (8330, 9592), (8393, 9520), (8624, 9265), (8720, 9163)]