1380307560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{51581}}^1$

素因数の和:51818

約数の個数: 64

約数和(自身を含む): 4159572480

約数和(自身を除く): 2779264920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 223, 446, 669, 892, 1115, 1338, 1784, 2230, 2676, 3345, 4460, 5352, 6690, 8920, 13380, 26760, 51581, 103162, 154743, 206324, 257905, 309486, 412648, 515810, 618972, 773715, 1031620, 1237944, 1547430, 2063240, 3094860, 6189720, 11502563, 23005126, 34507689, 46010252, 57512815, 69015378, 92020504, 115025630, 138030756, 172538445, 230051260, 276061512, 345076890, 460102520, 690153780, 1380307560]

約数ペア:

[(1, 1380307560), (2, 690153780), (3, 460102520), (4, 345076890), (5, 276061512), (6, 230051260), (8, 172538445), (10, 138030756), (12, 115025630), (15, 92020504), (20, 69015378), (24, 57512815), (30, 46010252), (40, 34507689), (60, 23005126), (120, 11502563), (223, 6189720), (446, 3094860), (669, 2063240), (892, 1547430), (1115, 1237944), (1338, 1031620), (1784, 773715), (2230, 618972), (2676, 515810), (3345, 412648), (4460, 309486), (5352, 257905), (6690, 206324), (8920, 154743), (13380, 103162), (26760, 51581)]