7271880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{787}}^1$

素因数の和:819

約数の個数: 128

約数和(自身を含む): 27233280

約数和(自身を除く): 19961400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 787, 840, 924, 1155, 1320, 1540, 1574, 1848, 2310, 2361, 3080, 3148, 3935, 4620, 4722, 5509, 6296, 7870, 8657, 9240, 9444, 11018, 11805, 15740, 16527, 17314, 18888, 22036, 23610, 25971, 27545, 31480, 33054, 34628, 43285, 44072, 47220, 51942, 55090, 60599, 66108, 69256, 82635, 86570, 94440, 103884, 110180, 121198, 129855, 132216, 165270, 173140, 181797, 207768, 220360, 242396, 259710, 302995, 330540, 346280, 363594, 484792, 519420, 605990, 661080, 727188, 908985, 1038840, 1211980, 1454376, 1817970, 2423960, 3635940, 7271880]

約数ペア:

[(1, 7271880), (2, 3635940), (3, 2423960), (4, 1817970), (5, 1454376), (6, 1211980), (7, 1038840), (8, 908985), (10, 727188), (11, 661080), (12, 605990), (14, 519420), (15, 484792), (20, 363594), (21, 346280), (22, 330540), (24, 302995), (28, 259710), (30, 242396), (33, 220360), (35, 207768), (40, 181797), (42, 173140), (44, 165270), (55, 132216), (56, 129855), (60, 121198), (66, 110180), (70, 103884), (77, 94440), (84, 86570), (88, 82635), (105, 69256), (110, 66108), (120, 60599), (132, 55090), (140, 51942), (154, 47220), (165, 44072), (168, 43285), (210, 34628), (220, 33054), (231, 31480), (264, 27545), (280, 25971), (308, 23610), (330, 22036), (385, 18888), (420, 17314), (440, 16527), (462, 15740), (616, 11805), (660, 11018), (770, 9444), (787, 9240), (840, 8657), (924, 7870), (1155, 6296), (1320, 5509), (1540, 4722), (1574, 4620), (1848, 3935), (2310, 3148), (2361, 3080)]