80640560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:116

約数の個数: 320

約数和(自身を含む): 269982720

約数和(自身を除く): 189342160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 19, 20, 22, 26, 28, 35, 38, 40, 44, 52, 53, 55, 56, 65, 70, 76, 77, 80, 88, 91, 95, 104, 106, 110, 112, 130, 133, 140, 143, 152, 154, 176, 182, 190, 208, 209, 212, 220, 247, 260, 265, 266, 280, 286, 304, 308, 364, 371, 380, 385, 418, 424, 440, 455, 494, 520, 530, 532, 560, 572, 583, 616, 665, 689, 715, 728, 742, 760, 770, 836, 848, 880, 910, 988, 1001, 1007, 1040, 1045, 1060, 1064, 1144, 1166, 1232, 1235, 1330, 1378, 1430, 1456, 1463, 1484, 1520, 1540, 1672, 1729, 1820, 1855, 1976, 2002, 2014, 2090, 2120, 2128, 2288, 2332, 2470, 2660, 2717, 2756, 2860, 2915, 2926, 2968, 3080, 3344, 3445, 3458, 3640, 3710, 3952, 4004, 4028, 4081, 4180, 4240, 4664, 4823, 4940, 5005, 5035, 5320, 5434, 5512, 5720, 5830, 5852, 5936, 6160, 6890, 6916, 7049, 7280, 7315, 7420, 7579, 8008, 8056, 8162, 8360, 8645, 9328, 9646, 9880, 10010, 10070, 10640, 10868, 11024, 11077, 11440, 11660, 11704, 13091, 13585, 13780, 13832, 14098, 14630, 14840, 15158, 16016, 16112, 16324, 16720, 17290, 19019, 19292, 19760, 20020, 20140, 20405, 21736, 22154, 23320, 23408, 24115, 26182, 27170, 27560, 27664, 28196, 29260, 29680, 30316, 32648, 34580, 35245, 37895, 38038, 38584, 40040, 40280, 40810, 43472, 44308, 46640, 48230, 52364, 53053, 54340, 55120, 55385, 56392, 58520, 60632, 65296, 65455, 69160, 70490, 75790, 76076, 77168, 77539, 80080, 80560, 81620, 88616, 91637, 95095, 96460, 104728, 106106, 108680, 110770, 112784, 117040, 121264, 130910, 138320, 140980, 144001, 151580, 152152, 155078, 163240, 177232, 183274, 190190, 192920, 209456, 212212, 217360, 221540, 261820, 265265, 281960, 288002, 303160, 304304, 310156, 326480, 366548, 380380, 385840, 387695, 424424, 443080, 458185, 523640, 530530, 563920, 576004, 606320, 620312, 720005, 733096, 760760, 775390, 848848, 886160, 916370, 1008007, 1047280, 1061060, 1152008, 1240624, 1440010, 1466192, 1521520, 1550780, 1832740, 2016014, 2122120, 2304016, 2880020, 3101560, 3665480, 4032028, 4244240, 5040035, 5760040, 6203120, 7330960, 8064056, 10080070, 11520080, 16128112, 20160140, 40320280, 80640560]

約数ペア:

[(1, 80640560), (2, 40320280), (4, 20160140), (5, 16128112), (7, 11520080), (8, 10080070), (10, 8064056), (11, 7330960), (13, 6203120), (14, 5760040), (16, 5040035), (19, 4244240), (20, 4032028), (22, 3665480), (26, 3101560), (28, 2880020), (35, 2304016), (38, 2122120), (40, 2016014), (44, 1832740), (52, 1550780), (53, 1521520), (55, 1466192), (56, 1440010), (65, 1240624), (70, 1152008), (76, 1061060), (77, 1047280), (80, 1008007), (88, 916370), (91, 886160), (95, 848848), (104, 775390), (106, 760760), (110, 733096), (112, 720005), (130, 620312), (133, 606320), (140, 576004), (143, 563920), (152, 530530), (154, 523640), (176, 458185), (182, 443080), (190, 424424), (208, 387695), (209, 385840), (212, 380380), (220, 366548), (247, 326480), (260, 310156), (265, 304304), (266, 303160), (280, 288002), (286, 281960), (304, 265265), (308, 261820), (364, 221540), (371, 217360), (380, 212212), (385, 209456), (418, 192920), (424, 190190), (440, 183274), (455, 177232), (494, 163240), (520, 155078), (530, 152152), (532, 151580), (560, 144001), (572, 140980), (583, 138320), (616, 130910), (665, 121264), (689, 117040), (715, 112784), (728, 110770), (742, 108680), (760, 106106), (770, 104728), (836, 96460), (848, 95095), (880, 91637), (910, 88616), (988, 81620), (1001, 80560), (1007, 80080), (1040, 77539), (1045, 77168), (1060, 76076), (1064, 75790), (1144, 70490), (1166, 69160), (1232, 65455), (1235, 65296), (1330, 60632), (1378, 58520), (1430, 56392), (1456, 55385), (1463, 55120), (1484, 54340), (1520, 53053), (1540, 52364), (1672, 48230), (1729, 46640), (1820, 44308), (1855, 43472), (1976, 40810), (2002, 40280), (2014, 40040), (2090, 38584), (2120, 38038), (2128, 37895), (2288, 35245), (2332, 34580), (2470, 32648), (2660, 30316), (2717, 29680), (2756, 29260), (2860, 28196), (2915, 27664), (2926, 27560), (2968, 27170), (3080, 26182), (3344, 24115), (3445, 23408), (3458, 23320), (3640, 22154), (3710, 21736), (3952, 20405), (4004, 20140), (4028, 20020), (4081, 19760), (4180, 19292), (4240, 19019), (4664, 17290), (4823, 16720), (4940, 16324), (5005, 16112), (5035, 16016), (5320, 15158), (5434, 14840), (5512, 14630), (5720, 14098), (5830, 13832), (5852, 13780), (5936, 13585), (6160, 13091), (6890, 11704), (6916, 11660), (7049, 11440), (7280, 11077), (7315, 11024), (7420, 10868), (7579, 10640), (8008, 10070), (8056, 10010), (8162, 9880), (8360, 9646), (8645, 9328)]