81621415680

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{3036511}}^1$

素因数の和:3036542

約数の個数: 144

約数和(自身を含む): 297918265344

約数和(自身を除く): 216296849664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 3036511, 6073022, 9109533, 12146044, 15182555, 18219066, 21255577, 24292088, 30365110, 36438132, 42511154, 45547665, 48584176, 60730220, 63766731, 72876264, 85022308, 91095330, 97168352, 106277885, 121460440, 127533462, 145752528, 170044616, 182190660, 194336704, 212555770, 242920880, 255066924, 291505056, 318833655, 340089232, 364381320, 388673408, 425111540, 485841760, 510133848, 583010112, 637667310, 680178464, 728762640, 777346816, 850223080, 971683520, 1020267696, 1166020224, 1275334620, 1360356928, 1457525280, 1700446160, 1943367040, 2040535392, 2332040448, 2550669240, 2720713856, 2915050560, 3400892320, 3886734080, 4081070784, 5101338480, 5441427712, 5830101120, 6801784640, 8162141568, 10202676960, 11660202240, 13603569280, 16324283136, 20405353920, 27207138560, 40810707840, 81621415680]

約数ペア:

[(1, 81621415680), (2, 40810707840), (3, 27207138560), (4, 20405353920), (5, 16324283136), (6, 13603569280), (7, 11660202240), (8, 10202676960), (10, 8162141568), (12, 6801784640), (14, 5830101120), (15, 5441427712), (16, 5101338480), (20, 4081070784), (21, 3886734080), (24, 3400892320), (28, 2915050560), (30, 2720713856), (32, 2550669240), (35, 2332040448), (40, 2040535392), (42, 1943367040), (48, 1700446160), (56, 1457525280), (60, 1360356928), (64, 1275334620), (70, 1166020224), (80, 1020267696), (84, 971683520), (96, 850223080), (105, 777346816), (112, 728762640), (120, 680178464), (128, 637667310), (140, 583010112), (160, 510133848), (168, 485841760), (192, 425111540), (210, 388673408), (224, 364381320), (240, 340089232), (256, 318833655), (280, 291505056), (320, 255066924), (336, 242920880), (384, 212555770), (420, 194336704), (448, 182190660), (480, 170044616), (560, 145752528), (640, 127533462), (672, 121460440), (768, 106277885), (840, 97168352), (896, 91095330), (960, 85022308), (1120, 72876264), (1280, 63766731), (1344, 60730220), (1680, 48584176), (1792, 45547665), (1920, 42511154), (2240, 36438132), (2688, 30365110), (3360, 24292088), (3840, 21255577), (4480, 18219066), (5376, 15182555), (6720, 12146044), (8960, 9109533), (13440, 6073022), (26880, 3036511)]