289014992

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{719}}^1$

素因数の和:868

約数の個数: 80

約数和(自身を含む): 664957440

約数和(自身を除く): 375942448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 97, 112, 148, 194, 259, 296, 388, 518, 592, 679, 719, 776, 1036, 1358, 1438, 1552, 2072, 2716, 2876, 3589, 4144, 5033, 5432, 5752, 7178, 10066, 10864, 11504, 14356, 20132, 25123, 26603, 28712, 40264, 50246, 53206, 57424, 69743, 80528, 100492, 106412, 139486, 186221, 200984, 212824, 278972, 372442, 401968, 425648, 488201, 557944, 744884, 976402, 1115888, 1489768, 1952804, 2580491, 2979536, 3905608, 5160982, 7811216, 10321964, 18063437, 20643928, 36126874, 41287856, 72253748, 144507496, 289014992]

約数ペア:

[(1, 289014992), (2, 144507496), (4, 72253748), (7, 41287856), (8, 36126874), (14, 20643928), (16, 18063437), (28, 10321964), (37, 7811216), (56, 5160982), (74, 3905608), (97, 2979536), (112, 2580491), (148, 1952804), (194, 1489768), (259, 1115888), (296, 976402), (388, 744884), (518, 557944), (592, 488201), (679, 425648), (719, 401968), (776, 372442), (1036, 278972), (1358, 212824), (1438, 200984), (1552, 186221), (2072, 139486), (2716, 106412), (2876, 100492), (3589, 80528), (4144, 69743), (5033, 57424), (5432, 53206), (5752, 50246), (7178, 40264), (10066, 28712), (10864, 26603), (11504, 25123), (14356, 20132)]