181377840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1009}}^1$

素因数の和:1139

約数の個数: 160

約数和(自身を含む): 649244160

約数和(自身を除く): 467866320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 107, 112, 120, 140, 168, 210, 214, 240, 280, 321, 336, 420, 428, 535, 560, 642, 749, 840, 856, 1009, 1070, 1284, 1498, 1605, 1680, 1712, 2018, 2140, 2247, 2568, 2996, 3027, 3210, 3745, 4036, 4280, 4494, 5045, 5136, 5992, 6054, 6420, 7063, 7490, 8072, 8560, 8988, 10090, 11235, 11984, 12108, 12840, 14126, 14980, 15135, 16144, 17976, 20180, 21189, 22470, 24216, 25680, 28252, 29960, 30270, 35315, 35952, 40360, 42378, 44940, 48432, 56504, 59920, 60540, 70630, 80720, 84756, 89880, 105945, 107963, 113008, 121080, 141260, 169512, 179760, 211890, 215926, 242160, 282520, 323889, 339024, 423780, 431852, 539815, 565040, 647778, 755741, 847560, 863704, 1079630, 1295556, 1511482, 1619445, 1695120, 1727408, 2159260, 2267223, 2591112, 3022964, 3238890, 3778705, 4318520, 4534446, 5182224, 6045928, 6477780, 7557410, 8637040, 9068892, 11336115, 12091856, 12955560, 15114820, 18137784, 22672230, 25911120, 30229640, 36275568, 45344460, 60459280, 90688920, 181377840]

約数ペア:

[(1, 181377840), (2, 90688920), (3, 60459280), (4, 45344460), (5, 36275568), (6, 30229640), (7, 25911120), (8, 22672230), (10, 18137784), (12, 15114820), (14, 12955560), (15, 12091856), (16, 11336115), (20, 9068892), (21, 8637040), (24, 7557410), (28, 6477780), (30, 6045928), (35, 5182224), (40, 4534446), (42, 4318520), (48, 3778705), (56, 3238890), (60, 3022964), (70, 2591112), (80, 2267223), (84, 2159260), (105, 1727408), (107, 1695120), (112, 1619445), (120, 1511482), (140, 1295556), (168, 1079630), (210, 863704), (214, 847560), (240, 755741), (280, 647778), (321, 565040), (336, 539815), (420, 431852), (428, 423780), (535, 339024), (560, 323889), (642, 282520), (749, 242160), (840, 215926), (856, 211890), (1009, 179760), (1070, 169512), (1284, 141260), (1498, 121080), (1605, 113008), (1680, 107963), (1712, 105945), (2018, 89880), (2140, 84756), (2247, 80720), (2568, 70630), (2996, 60540), (3027, 59920), (3210, 56504), (3745, 48432), (4036, 44940), (4280, 42378), (4494, 40360), (5045, 35952), (5136, 35315), (5992, 30270), (6054, 29960), (6420, 28252), (7063, 25680), (7490, 24216), (8072, 22470), (8560, 21189), (8988, 20180), (10090, 17976), (11235, 16144), (11984, 15135), (12108, 14980), (12840, 14126)]