320902890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 192

約数和(自身を含む): 986404608

約数和(自身を除く): 665501718

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 73, 77, 105, 110, 121, 146, 154, 165, 173, 210, 219, 231, 242, 330, 346, 363, 365, 385, 438, 462, 511, 519, 605, 726, 730, 770, 803, 847, 865, 1022, 1038, 1095, 1155, 1210, 1211, 1533, 1606, 1694, 1730, 1815, 1903, 2190, 2310, 2409, 2422, 2541, 2555, 2595, 3066, 3630, 3633, 3806, 4015, 4235, 4818, 5082, 5110, 5190, 5621, 5709, 6055, 7266, 7665, 8030, 8470, 8833, 9515, 11242, 11418, 12045, 12110, 12629, 12705, 13321, 15330, 16863, 17666, 18165, 19030, 20933, 24090, 25258, 25410, 26499, 26642, 28105, 28545, 33726, 36330, 37887, 39963, 41866, 44165, 52998, 56210, 57090, 61831, 62799, 63145, 66605, 75774, 79926, 84315, 88330, 88403, 104665, 123662, 125598, 126290, 132495, 133210, 138919, 146531, 168630, 176806, 185493, 189435, 199815, 209330, 264990, 265209, 277838, 293062, 309155, 313995, 370986, 378870, 399630, 416757, 439593, 442015, 530418, 618310, 627990, 694595, 732655, 833514, 879186, 884030, 927465, 972433, 1326045, 1389190, 1465310, 1528109, 1854930, 1944866, 2083785, 2197965, 2652090, 2917299, 3056218, 4167570, 4395930, 4584327, 4862165, 5834598, 7640545, 9168654, 9724330, 10696763, 14586495, 15281090, 21393526, 22921635, 29172990, 32090289, 45843270, 53483815, 64180578, 106967630, 160451445, 320902890]

約数ペア:

[(1, 320902890), (2, 160451445), (3, 106967630), (5, 64180578), (6, 53483815), (7, 45843270), (10, 32090289), (11, 29172990), (14, 22921635), (15, 21393526), (21, 15281090), (22, 14586495), (30, 10696763), (33, 9724330), (35, 9168654), (42, 7640545), (55, 5834598), (66, 4862165), (70, 4584327), (73, 4395930), (77, 4167570), (105, 3056218), (110, 2917299), (121, 2652090), (146, 2197965), (154, 2083785), (165, 1944866), (173, 1854930), (210, 1528109), (219, 1465310), (231, 1389190), (242, 1326045), (330, 972433), (346, 927465), (363, 884030), (365, 879186), (385, 833514), (438, 732655), (462, 694595), (511, 627990), (519, 618310), (605, 530418), (726, 442015), (730, 439593), (770, 416757), (803, 399630), (847, 378870), (865, 370986), (1022, 313995), (1038, 309155), (1095, 293062), (1155, 277838), (1210, 265209), (1211, 264990), (1533, 209330), (1606, 199815), (1694, 189435), (1730, 185493), (1815, 176806), (1903, 168630), (2190, 146531), (2310, 138919), (2409, 133210), (2422, 132495), (2541, 126290), (2555, 125598), (2595, 123662), (3066, 104665), (3630, 88403), (3633, 88330), (3806, 84315), (4015, 79926), (4235, 75774), (4818, 66605), (5082, 63145), (5110, 62799), (5190, 61831), (5621, 57090), (5709, 56210), (6055, 52998), (7266, 44165), (7665, 41866), (8030, 39963), (8470, 37887), (8833, 36330), (9515, 33726), (11242, 28545), (11418, 28105), (12045, 26642), (12110, 26499), (12629, 25410), (12705, 25258), (13321, 24090), (15330, 20933), (16863, 19030), (17666, 18165)]