15740984

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 35458560

約数和(自身を除く): 19717576

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 71, 74, 107, 142, 148, 214, 259, 284, 296, 428, 497, 518, 568, 749, 856, 994, 1036, 1498, 1988, 2072, 2627, 2996, 3959, 3976, 5254, 5992, 7597, 7918, 10508, 15194, 15836, 18389, 21016, 27713, 30388, 31672, 36778, 53179, 55426, 60776, 73556, 106358, 110852, 147112, 212716, 221704, 281089, 425432, 562178, 1124356, 1967623, 2248712, 3935246, 7870492, 15740984]

約数ペア:

[(1, 15740984), (2, 7870492), (4, 3935246), (7, 2248712), (8, 1967623), (14, 1124356), (28, 562178), (37, 425432), (56, 281089), (71, 221704), (74, 212716), (107, 147112), (142, 110852), (148, 106358), (214, 73556), (259, 60776), (284, 55426), (296, 53179), (428, 36778), (497, 31672), (518, 30388), (568, 27713), (749, 21016), (856, 18389), (994, 15836), (1036, 15194), (1498, 10508), (1988, 7918), (2072, 7597), (2627, 5992), (2996, 5254), (3959, 3976)]