254787064

素因数分解:

$2^3\times 7^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 575586000

約数和(自身を除く): 320798936

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 67, 89, 98, 109, 134, 178, 196, 218, 268, 356, 392, 436, 469, 536, 623, 712, 763, 872, 938, 1246, 1526, 1876, 2492, 3052, 3283, 3752, 4361, 4984, 5341, 5963, 6104, 6566, 7303, 8722, 9701, 10682, 11926, 13132, 14606, 17444, 19402, 21364, 23852, 26264, 29212, 34888, 38804, 41741, 42728, 47704, 51121, 58424, 67907, 77608, 83482, 102242, 135814, 166964, 204484, 271628, 292187, 333928, 357847, 408968, 475349, 543256, 584374, 649967, 715694, 950698, 1168748, 1299934, 1431388, 1901396, 2337496, 2599868, 2862776, 3802792, 4549769, 5199736, 9099538, 18199076, 31848383, 36398152, 63696766, 127393532, 254787064]

約数ペア:

[(1, 254787064), (2, 127393532), (4, 63696766), (7, 36398152), (8, 31848383), (14, 18199076), (28, 9099538), (49, 5199736), (56, 4549769), (67, 3802792), (89, 2862776), (98, 2599868), (109, 2337496), (134, 1901396), (178, 1431388), (196, 1299934), (218, 1168748), (268, 950698), (356, 715694), (392, 649967), (436, 584374), (469, 543256), (536, 475349), (623, 408968), (712, 357847), (763, 333928), (872, 292187), (938, 271628), (1246, 204484), (1526, 166964), (1876, 135814), (2492, 102242), (3052, 83482), (3283, 77608), (3752, 67907), (4361, 58424), (4984, 51121), (5341, 47704), (5963, 42728), (6104, 41741), (6566, 38804), (7303, 34888), (8722, 29212), (9701, 26264), (10682, 23852), (11926, 21364), (13132, 19402), (14606, 17444)]