87688920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66431}}^1$

素因数の和:66456

約数の個数: 64

約数和(自身を含む): 286986240

約数和(自身を除く): 199297320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 66431, 132862, 199293, 265724, 332155, 398586, 531448, 664310, 730741, 797172, 996465, 1328620, 1461482, 1594344, 1992930, 2192223, 2657240, 2922964, 3653705, 3985860, 4384446, 5845928, 7307410, 7971720, 8768892, 10961115, 14614820, 17537784, 21922230, 29229640, 43844460, 87688920]

約数ペア:

[(1, 87688920), (2, 43844460), (3, 29229640), (4, 21922230), (5, 17537784), (6, 14614820), (8, 10961115), (10, 8768892), (11, 7971720), (12, 7307410), (15, 5845928), (20, 4384446), (22, 3985860), (24, 3653705), (30, 2922964), (33, 2657240), (40, 2192223), (44, 1992930), (55, 1594344), (60, 1461482), (66, 1328620), (88, 996465), (110, 797172), (120, 730741), (132, 664310), (165, 531448), (220, 398586), (264, 332155), (330, 265724), (440, 199293), (660, 132862), (1320, 66431)]