7778280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1290

約数の個数: 64

約数和(自身を含む): 23794560

約数和(自身を除く): 16016280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1223, 1272, 1590, 2120, 2446, 3180, 3669, 4892, 6115, 6360, 7338, 9784, 12230, 14676, 18345, 24460, 29352, 36690, 48920, 64819, 73380, 129638, 146760, 194457, 259276, 324095, 388914, 518552, 648190, 777828, 972285, 1296380, 1555656, 1944570, 2592760, 3889140, 7778280]

約数ペア:

[(1, 7778280), (2, 3889140), (3, 2592760), (4, 1944570), (5, 1555656), (6, 1296380), (8, 972285), (10, 777828), (12, 648190), (15, 518552), (20, 388914), (24, 324095), (30, 259276), (40, 194457), (53, 146760), (60, 129638), (106, 73380), (120, 64819), (159, 48920), (212, 36690), (265, 29352), (318, 24460), (424, 18345), (530, 14676), (636, 12230), (795, 9784), (1060, 7338), (1223, 6360), (1272, 6115), (1590, 4892), (2120, 3669), (2446, 3180)]