7189131720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1\times {\mathrm{1433}}^1$

素因数の和:1975

約数の個数: 128

約数和(自身を含む): 21855536640

約数和(自身を除く): 14666404920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 431, 485, 582, 776, 862, 970, 1164, 1293, 1433, 1455, 1724, 1940, 2155, 2328, 2586, 2866, 2910, 3448, 3880, 4299, 4310, 5172, 5732, 5820, 6465, 7165, 8598, 8620, 10344, 11464, 11640, 12930, 14330, 17196, 17240, 21495, 25860, 28660, 34392, 41807, 42990, 51720, 57320, 83614, 85980, 125421, 139001, 167228, 171960, 209035, 250842, 278002, 334456, 417003, 418070, 501684, 556004, 617623, 627105, 695005, 834006, 836140, 1003368, 1112008, 1235246, 1254210, 1390010, 1668012, 1672280, 1852869, 2085015, 2470492, 2508420, 2780020, 3088115, 3336024, 3705738, 4170030, 4940984, 5016840, 5560040, 6176230, 7411476, 8340060, 9264345, 12352460, 14822952, 16680120, 18528690, 24704920, 37057380, 59909431, 74114760, 119818862, 179728293, 239637724, 299547155, 359456586, 479275448, 599094310, 718913172, 898641465, 1198188620, 1437826344, 1797282930, 2396377240, 3594565860, 7189131720]

約数ペア:

[(1, 7189131720), (2, 3594565860), (3, 2396377240), (4, 1797282930), (5, 1437826344), (6, 1198188620), (8, 898641465), (10, 718913172), (12, 599094310), (15, 479275448), (20, 359456586), (24, 299547155), (30, 239637724), (40, 179728293), (60, 119818862), (97, 74114760), (120, 59909431), (194, 37057380), (291, 24704920), (388, 18528690), (431, 16680120), (485, 14822952), (582, 12352460), (776, 9264345), (862, 8340060), (970, 7411476), (1164, 6176230), (1293, 5560040), (1433, 5016840), (1455, 4940984), (1724, 4170030), (1940, 3705738), (2155, 3336024), (2328, 3088115), (2586, 2780020), (2866, 2508420), (2910, 2470492), (3448, 2085015), (3880, 1852869), (4299, 1672280), (4310, 1668012), (5172, 1390010), (5732, 1254210), (5820, 1235246), (6465, 1112008), (7165, 1003368), (8598, 836140), (8620, 834006), (10344, 695005), (11464, 627105), (11640, 617623), (12930, 556004), (14330, 501684), (17196, 418070), (17240, 417003), (21495, 334456), (25860, 278002), (28660, 250842), (34392, 209035), (41807, 171960), (42990, 167228), (51720, 139001), (57320, 125421), (83614, 85980)]