15996750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 49959936

約数和(自身を除く): 33963186

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 50, 55, 66, 70, 75, 77, 105, 110, 125, 150, 154, 165, 175, 210, 231, 250, 275, 277, 330, 350, 375, 385, 462, 525, 550, 554, 750, 770, 825, 831, 875, 1050, 1155, 1375, 1385, 1650, 1662, 1750, 1925, 1939, 2310, 2625, 2750, 2770, 3047, 3850, 3878, 4125, 4155, 5250, 5775, 5817, 6094, 6925, 8250, 8310, 9141, 9625, 9695, 11550, 11634, 13850, 15235, 18282, 19250, 19390, 20775, 21329, 28875, 29085, 30470, 34625, 41550, 42658, 45705, 48475, 57750, 58170, 63987, 69250, 76175, 91410, 96950, 103875, 106645, 127974, 145425, 152350, 207750, 213290, 228525, 242375, 290850, 319935, 380875, 457050, 484750, 533225, 639870, 727125, 761750, 1066450, 1142625, 1454250, 1599675, 2285250, 2666125, 3199350, 5332250, 7998375, 15996750]

約数ペア:

[(1, 15996750), (2, 7998375), (3, 5332250), (5, 3199350), (6, 2666125), (7, 2285250), (10, 1599675), (11, 1454250), (14, 1142625), (15, 1066450), (21, 761750), (22, 727125), (25, 639870), (30, 533225), (33, 484750), (35, 457050), (42, 380875), (50, 319935), (55, 290850), (66, 242375), (70, 228525), (75, 213290), (77, 207750), (105, 152350), (110, 145425), (125, 127974), (150, 106645), (154, 103875), (165, 96950), (175, 91410), (210, 76175), (231, 69250), (250, 63987), (275, 58170), (277, 57750), (330, 48475), (350, 45705), (375, 42658), (385, 41550), (462, 34625), (525, 30470), (550, 29085), (554, 28875), (750, 21329), (770, 20775), (825, 19390), (831, 19250), (875, 18282), (1050, 15235), (1155, 13850), (1375, 11634), (1385, 11550), (1650, 9695), (1662, 9625), (1750, 9141), (1925, 8310), (1939, 8250), (2310, 6925), (2625, 6094), (2750, 5817), (2770, 5775), (3047, 5250), (3850, 4155), (3878, 4125)]