820061907840

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{20338837}}^1$

素因数の和:20338869

約数の個数: 192

約数和(自身を含む): 3236315902560

約数和(自身を除く): 2416253994720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 40320, 20338837, 40677674, 61016511, 81355348, 101694185, 122033022, 142371859, 162710696, 183049533, 203388370, 244066044, 284743718, 305082555, 325421392, 366099066, 406776740, 427115577, 488132088, 569487436, 610165110, 650842784, 711859295, 732198132, 813553480, 854231154, 915247665, 976264176, 1138974872, 1220330220, 1281346731, 1301685568, 1423718590, 1464396264, 1627106960, 1708462308, 1830495330, 1952528352, 2135577885, 2277949744, 2440660440, 2562693462, 2603371136, 2847437180, 2928792528, 3254213920, 3416924616, 3660990660, 3905056704, 4271155770, 4555899488, 4881320880, 5125386924, 5694874360, 5857585056, 6406733655, 6508427840, 6833849232, 7321981320, 7810113408, 8542311540, 9111798976, 9762641760, 10250773848, 11389748720, 11715170112, 12813467310, 13016855680, 13667698464, 14643962640, 17084623080, 18223597952, 19525283520, 20501547696, 22779497440, 23430340224, 25626934620, 27335396928, 29287925280, 34169246160, 39050567040, 41003095392, 45558994880, 51253869240, 54670793856, 58575850560, 68338492320, 82006190784, 91117989760, 102507738480, 117151701120, 136676984640, 164012381568, 205015476960, 273353969280, 410030953920, 820061907840]

約数ペア:

[(1, 820061907840), (2, 410030953920), (3, 273353969280), (4, 205015476960), (5, 164012381568), (6, 136676984640), (7, 117151701120), (8, 102507738480), (9, 91117989760), (10, 82006190784), (12, 68338492320), (14, 58575850560), (15, 54670793856), (16, 51253869240), (18, 45558994880), (20, 41003095392), (21, 39050567040), (24, 34169246160), (28, 29287925280), (30, 27335396928), (32, 25626934620), (35, 23430340224), (36, 22779497440), (40, 20501547696), (42, 19525283520), (45, 18223597952), (48, 17084623080), (56, 14643962640), (60, 13667698464), (63, 13016855680), (64, 12813467310), (70, 11715170112), (72, 11389748720), (80, 10250773848), (84, 9762641760), (90, 9111798976), (96, 8542311540), (105, 7810113408), (112, 7321981320), (120, 6833849232), (126, 6508427840), (128, 6406733655), (140, 5857585056), (144, 5694874360), (160, 5125386924), (168, 4881320880), (180, 4555899488), (192, 4271155770), (210, 3905056704), (224, 3660990660), (240, 3416924616), (252, 3254213920), (280, 2928792528), (288, 2847437180), (315, 2603371136), (320, 2562693462), (336, 2440660440), (360, 2277949744), (384, 2135577885), (420, 1952528352), (448, 1830495330), (480, 1708462308), (504, 1627106960), (560, 1464396264), (576, 1423718590), (630, 1301685568), (640, 1281346731), (672, 1220330220), (720, 1138974872), (840, 976264176), (896, 915247665), (960, 854231154), (1008, 813553480), (1120, 732198132), (1152, 711859295), (1260, 650842784), (1344, 610165110), (1440, 569487436), (1680, 488132088), (1920, 427115577), (2016, 406776740), (2240, 366099066), (2520, 325421392), (2688, 305082555), (2880, 284743718), (3360, 244066044), (4032, 203388370), (4480, 183049533), (5040, 162710696), (5760, 142371859), (6720, 122033022), (8064, 101694185), (10080, 81355348), (13440, 61016511), (20160, 40677674), (40320, 20338837)]