1664889660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{62921}}^1$

素因数の和:62953

約数の個数: 144

約数和(自身を含む): 6025410720

約数和(自身を除く): 4360521060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 13230, 26460, 62921, 125842, 188763, 251684, 314605, 377526, 440447, 566289, 629210, 755052, 880894, 943815, 1132578, 1258420, 1321341, 1698867, 1761788, 1887630, 2202235, 2265156, 2642682, 2831445, 3083129, 3397734, 3775260, 3964023, 4404470, 5285364, 5662890, 6166258, 6606705, 6795468, 7928046, 8494335, 8808940, 9249387, 11325780, 11892069, 12332516, 13213410, 15415645, 15856092, 16988670, 18498774, 19820115, 23784138, 26426820, 27748161, 30831290, 33977340, 36997548, 39640230, 46246935, 47568276, 55496322, 59460345, 61662580, 79280460, 83244483, 92493870, 110992644, 118920690, 138740805, 166488966, 184987740, 237841380, 277481610, 332977932, 416222415, 554963220, 832444830, 1664889660]

約数ペア:

[(1, 1664889660), (2, 832444830), (3, 554963220), (4, 416222415), (5, 332977932), (6, 277481610), (7, 237841380), (9, 184987740), (10, 166488966), (12, 138740805), (14, 118920690), (15, 110992644), (18, 92493870), (20, 83244483), (21, 79280460), (27, 61662580), (28, 59460345), (30, 55496322), (35, 47568276), (36, 46246935), (42, 39640230), (45, 36997548), (49, 33977340), (54, 30831290), (60, 27748161), (63, 26426820), (70, 23784138), (84, 19820115), (90, 18498774), (98, 16988670), (105, 15856092), (108, 15415645), (126, 13213410), (135, 12332516), (140, 11892069), (147, 11325780), (180, 9249387), (189, 8808940), (196, 8494335), (210, 7928046), (245, 6795468), (252, 6606705), (270, 6166258), (294, 5662890), (315, 5285364), (378, 4404470), (420, 3964023), (441, 3775260), (490, 3397734), (540, 3083129), (588, 2831445), (630, 2642682), (735, 2265156), (756, 2202235), (882, 1887630), (945, 1761788), (980, 1698867), (1260, 1321341), (1323, 1258420), (1470, 1132578), (1764, 943815), (1890, 880894), (2205, 755052), (2646, 629210), (2940, 566289), (3780, 440447), (4410, 377526), (5292, 314605), (6615, 251684), (8820, 188763), (13230, 125842), (26460, 62921)]