72644880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3931}}^1$

素因数の和:3965

約数の個数: 160

約数和(自身を含む): 280839168

約数和(自身を除く): 208194288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1680, 1848, 2310, 2640, 3080, 3696, 3931, 4620, 6160, 7862, 9240, 11793, 15724, 18480, 19655, 23586, 27517, 31448, 39310, 43241, 47172, 55034, 58965, 62896, 78620, 82551, 86482, 94344, 110068, 117930, 129723, 137585, 157240, 165102, 172964, 188688, 216205, 220136, 235860, 259446, 275170, 302687, 314480, 330204, 345928, 412755, 432410, 440272, 471720, 518892, 550340, 605374, 648615, 660408, 691856, 825510, 864820, 908061, 943440, 1037784, 1100680, 1210748, 1297230, 1320816, 1513435, 1651020, 1729640, 1816122, 2075568, 2201360, 2421496, 2594460, 3026870, 3302040, 3459280, 3632244, 4540305, 4842992, 5188920, 6053740, 6604080, 7264488, 9080610, 10377840, 12107480, 14528976, 18161220, 24214960, 36322440, 72644880]

約数ペア:

[(1, 72644880), (2, 36322440), (3, 24214960), (4, 18161220), (5, 14528976), (6, 12107480), (7, 10377840), (8, 9080610), (10, 7264488), (11, 6604080), (12, 6053740), (14, 5188920), (15, 4842992), (16, 4540305), (20, 3632244), (21, 3459280), (22, 3302040), (24, 3026870), (28, 2594460), (30, 2421496), (33, 2201360), (35, 2075568), (40, 1816122), (42, 1729640), (44, 1651020), (48, 1513435), (55, 1320816), (56, 1297230), (60, 1210748), (66, 1100680), (70, 1037784), (77, 943440), (80, 908061), (84, 864820), (88, 825510), (105, 691856), (110, 660408), (112, 648615), (120, 605374), (132, 550340), (140, 518892), (154, 471720), (165, 440272), (168, 432410), (176, 412755), (210, 345928), (220, 330204), (231, 314480), (240, 302687), (264, 275170), (280, 259446), (308, 235860), (330, 220136), (336, 216205), (385, 188688), (420, 172964), (440, 165102), (462, 157240), (528, 137585), (560, 129723), (616, 117930), (660, 110068), (770, 94344), (840, 86482), (880, 82551), (924, 78620), (1155, 62896), (1232, 58965), (1320, 55034), (1540, 47172), (1680, 43241), (1848, 39310), (2310, 31448), (2640, 27517), (3080, 23586), (3696, 19655), (3931, 18480), (4620, 15724), (6160, 11793), (7862, 9240)]