315191988

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:434

約数の個数: 108

約数和(自身を含む): 854293440

約数和(自身を除く): 539101452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 79, 114, 158, 171, 228, 237, 307, 316, 342, 361, 474, 614, 684, 711, 722, 921, 948, 1083, 1228, 1422, 1444, 1501, 1842, 2166, 2763, 2844, 3002, 3249, 3684, 4332, 4503, 5526, 5833, 6004, 6498, 9006, 11052, 11666, 12996, 13509, 17499, 18012, 23332, 24253, 27018, 28519, 34998, 48506, 52497, 54036, 57038, 69996, 72759, 85557, 97012, 104994, 110827, 114076, 145518, 171114, 209988, 218277, 221654, 256671, 291036, 332481, 342228, 436554, 443308, 460807, 513342, 664962, 873108, 921614, 997443, 1026684, 1329924, 1382421, 1843228, 1994886, 2764842, 3989772, 4147263, 5529684, 8294526, 8755333, 16589052, 17510666, 26265999, 35021332, 52531998, 78797997, 105063996, 157595994, 315191988]

約数ペア:

[(1, 315191988), (2, 157595994), (3, 105063996), (4, 78797997), (6, 52531998), (9, 35021332), (12, 26265999), (18, 17510666), (19, 16589052), (36, 8755333), (38, 8294526), (57, 5529684), (76, 4147263), (79, 3989772), (114, 2764842), (158, 1994886), (171, 1843228), (228, 1382421), (237, 1329924), (307, 1026684), (316, 997443), (342, 921614), (361, 873108), (474, 664962), (614, 513342), (684, 460807), (711, 443308), (722, 436554), (921, 342228), (948, 332481), (1083, 291036), (1228, 256671), (1422, 221654), (1444, 218277), (1501, 209988), (1842, 171114), (2166, 145518), (2763, 114076), (2844, 110827), (3002, 104994), (3249, 97012), (3684, 85557), (4332, 72759), (4503, 69996), (5526, 57038), (5833, 54036), (6004, 52497), (6498, 48506), (9006, 34998), (11052, 28519), (11666, 27018), (12996, 24253), (13509, 23332), (17499, 18012)]