2784895890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{41}}^2$

素因数の和:143

約数の個数: 240

約数和(自身を含む): 8339540544

約数和(自身を除く): 5554644654

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 41, 42, 46, 49, 69, 70, 82, 98, 105, 115, 123, 138, 147, 161, 205, 210, 230, 245, 246, 287, 294, 322, 343, 345, 410, 483, 490, 574, 615, 686, 690, 735, 805, 861, 943, 966, 1029, 1127, 1230, 1435, 1470, 1610, 1681, 1715, 1722, 1886, 2009, 2058, 2254, 2401, 2415, 2829, 2870, 3362, 3381, 3430, 4018, 4305, 4715, 4802, 4830, 5043, 5145, 5635, 5658, 6027, 6601, 6762, 7203, 7889, 8405, 8610, 9430, 10045, 10086, 10290, 11270, 11767, 12005, 12054, 13202, 14063, 14145, 14406, 15778, 16810, 16905, 19803, 20090, 23534, 23667, 24010, 25215, 28126, 28290, 30135, 33005, 33810, 35301, 36015, 38663, 39445, 39606, 42189, 46207, 47334, 50430, 55223, 58835, 60270, 66010, 70315, 70602, 72030, 77326, 78890, 82369, 84378, 92414, 98441, 99015, 110446, 115989, 117670, 118335, 138621, 140630, 164738, 165669, 176505, 193315, 196882, 198030, 210945, 231035, 231978, 236670, 247107, 270641, 276115, 277242, 295323, 323449, 331338, 353010, 386630, 411845, 421890, 462070, 492205, 494214, 541282, 552230, 576583, 579945, 590646, 646898, 693105, 811923, 823690, 828345, 970347, 984410, 1153166, 1159890, 1235535, 1353205, 1386210, 1476615, 1617245, 1623846, 1656690, 1729749, 1894487, 1940694, 2264143, 2471070, 2706410, 2882915, 2953230, 3234490, 3459498, 3788974, 4036081, 4059615, 4528286, 4851735, 5683461, 5765830, 6792429, 8072162, 8119230, 8648745, 9472435, 9703470, 11320715, 11366922, 12108243, 13261409, 13584858, 17297490, 18944870, 20180405, 22641430, 24216486, 26522818, 28417305, 33962145, 39784227, 40360810, 56834610, 60541215, 66307045, 67924290, 79568454, 92829863, 121082430, 132614090, 185659726, 198921135, 278489589, 397842270, 464149315, 556979178, 928298630, 1392447945, 2784895890]

約数ペア:

[(1, 2784895890), (2, 1392447945), (3, 928298630), (5, 556979178), (6, 464149315), (7, 397842270), (10, 278489589), (14, 198921135), (15, 185659726), (21, 132614090), (23, 121082430), (30, 92829863), (35, 79568454), (41, 67924290), (42, 66307045), (46, 60541215), (49, 56834610), (69, 40360810), (70, 39784227), (82, 33962145), (98, 28417305), (105, 26522818), (115, 24216486), (123, 22641430), (138, 20180405), (147, 18944870), (161, 17297490), (205, 13584858), (210, 13261409), (230, 12108243), (245, 11366922), (246, 11320715), (287, 9703470), (294, 9472435), (322, 8648745), (343, 8119230), (345, 8072162), (410, 6792429), (483, 5765830), (490, 5683461), (574, 4851735), (615, 4528286), (686, 4059615), (690, 4036081), (735, 3788974), (805, 3459498), (861, 3234490), (943, 2953230), (966, 2882915), (1029, 2706410), (1127, 2471070), (1230, 2264143), (1435, 1940694), (1470, 1894487), (1610, 1729749), (1681, 1656690), (1715, 1623846), (1722, 1617245), (1886, 1476615), (2009, 1386210), (2058, 1353205), (2254, 1235535), (2401, 1159890), (2415, 1153166), (2829, 984410), (2870, 970347), (3362, 828345), (3381, 823690), (3430, 811923), (4018, 693105), (4305, 646898), (4715, 590646), (4802, 579945), (4830, 576583), (5043, 552230), (5145, 541282), (5635, 494214), (5658, 492205), (6027, 462070), (6601, 421890), (6762, 411845), (7203, 386630), (7889, 353010), (8405, 331338), (8610, 323449), (9430, 295323), (10045, 277242), (10086, 276115), (10290, 270641), (11270, 247107), (11767, 236670), (12005, 231978), (12054, 231035), (13202, 210945), (14063, 198030), (14145, 196882), (14406, 193315), (15778, 176505), (16810, 165669), (16905, 164738), (19803, 140630), (20090, 138621), (23534, 118335), (23667, 117670), (24010, 115989), (25215, 110446), (28126, 99015), (28290, 98441), (30135, 92414), (33005, 84378), (33810, 82369), (35301, 78890), (36015, 77326), (38663, 72030), (39445, 70602), (39606, 70315), (42189, 66010), (46207, 60270), (47334, 58835), (50430, 55223)]