213383520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21169}}^1$

素因数の和:21197

約数の個数: 144

約数和(自身を含む): 832235040

約数和(自身を除く): 618851520

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, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21169, 42338, 63507, 84676, 105845, 127014, 148183, 169352, 190521, 211690, 254028, 296366, 317535, 338704, 381042, 423380, 444549, 508056, 592732, 635070, 677408, 740915, 762084, 846760, 889098, 952605, 1016112, 1185464, 1270140, 1333647, 1481830, 1524168, 1693520, 1778196, 1905210, 2032224, 2222745, 2370928, 2540280, 2667294, 2963660, 3048336, 3387040, 3556392, 3810420, 4445490, 4741856, 5080560, 5334588, 5927320, 6096672, 6668235, 7112784, 7620840, 8890980, 10161120, 10669176, 11854640, 13336470, 14225568, 15241680, 17781960, 21338352, 23709280, 26672940, 30483360, 35563920, 42676704, 53345880, 71127840, 106691760, 213383520]

約数ペア:

[(1, 213383520), (2, 106691760), (3, 71127840), (4, 53345880), (5, 42676704), (6, 35563920), (7, 30483360), (8, 26672940), (9, 23709280), (10, 21338352), (12, 17781960), (14, 15241680), (15, 14225568), (16, 13336470), (18, 11854640), (20, 10669176), (21, 10161120), (24, 8890980), (28, 7620840), (30, 7112784), (32, 6668235), (35, 6096672), (36, 5927320), (40, 5334588), (42, 5080560), (45, 4741856), (48, 4445490), (56, 3810420), (60, 3556392), (63, 3387040), (70, 3048336), (72, 2963660), (80, 2667294), (84, 2540280), (90, 2370928), (96, 2222745), (105, 2032224), (112, 1905210), (120, 1778196), (126, 1693520), (140, 1524168), (144, 1481830), (160, 1333647), (168, 1270140), (180, 1185464), (210, 1016112), (224, 952605), (240, 889098), (252, 846760), (280, 762084), (288, 740915), (315, 677408), (336, 635070), (360, 592732), (420, 508056), (480, 444549), (504, 423380), (560, 381042), (630, 338704), (672, 317535), (720, 296366), (840, 254028), (1008, 211690), (1120, 190521), (1260, 169352), (1440, 148183), (1680, 127014), (2016, 105845), (2520, 84676), (3360, 63507), (5040, 42338), (10080, 21169)]