255797724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:564

約数の個数: 144

約数和(自身を含む): 760155648

約数和(自身を除く): 504357924

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 37, 39, 42, 52, 74, 78, 84, 91, 111, 148, 156, 169, 182, 222, 259, 273, 338, 364, 444, 481, 487, 507, 518, 546, 676, 777, 962, 974, 1014, 1036, 1092, 1183, 1443, 1461, 1554, 1924, 1948, 2028, 2366, 2886, 2922, 3108, 3367, 3409, 3549, 4732, 5772, 5844, 6253, 6331, 6734, 6818, 7098, 10101, 10227, 12506, 12662, 13468, 13636, 14196, 18019, 18759, 18993, 20202, 20454, 25012, 25324, 36038, 37518, 37986, 40404, 40908, 43771, 44317, 54057, 72076, 75036, 75972, 82303, 87542, 88634, 108114, 126133, 131313, 132951, 164606, 175084, 177268, 216228, 234247, 246909, 252266, 262626, 265902, 329212, 378399, 468494, 493818, 504532, 525252, 531804, 576121, 702741, 756798, 936988, 987636, 1152242, 1405482, 1513596, 1639729, 1728363, 2304484, 2810964, 3045211, 3279458, 3456726, 4919187, 6090422, 6558916, 6913452, 9135633, 9838374, 12180844, 18271266, 19676748, 21316477, 36542532, 42632954, 63949431, 85265908, 127898862, 255797724]

約数ペア:

[(1, 255797724), (2, 127898862), (3, 85265908), (4, 63949431), (6, 42632954), (7, 36542532), (12, 21316477), (13, 19676748), (14, 18271266), (21, 12180844), (26, 9838374), (28, 9135633), (37, 6913452), (39, 6558916), (42, 6090422), (52, 4919187), (74, 3456726), (78, 3279458), (84, 3045211), (91, 2810964), (111, 2304484), (148, 1728363), (156, 1639729), (169, 1513596), (182, 1405482), (222, 1152242), (259, 987636), (273, 936988), (338, 756798), (364, 702741), (444, 576121), (481, 531804), (487, 525252), (507, 504532), (518, 493818), (546, 468494), (676, 378399), (777, 329212), (962, 265902), (974, 262626), (1014, 252266), (1036, 246909), (1092, 234247), (1183, 216228), (1443, 177268), (1461, 175084), (1554, 164606), (1924, 132951), (1948, 131313), (2028, 126133), (2366, 108114), (2886, 88634), (2922, 87542), (3108, 82303), (3367, 75972), (3409, 75036), (3549, 72076), (4732, 54057), (5772, 44317), (5844, 43771), (6253, 40908), (6331, 40404), (6734, 37986), (6818, 37518), (7098, 36038), (10101, 25324), (10227, 25012), (12506, 20454), (12662, 20202), (13468, 18993), (13636, 18759), (14196, 18019)]