249642008

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:841

約数の個数: 128

約数和(自身を含む): 638668800

約数和(自身を除く): 389026792

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 31, 34, 44, 56, 62, 68, 77, 88, 119, 124, 136, 154, 187, 217, 238, 248, 308, 341, 374, 434, 476, 527, 616, 682, 748, 769, 868, 952, 1054, 1309, 1364, 1496, 1538, 1736, 2108, 2387, 2618, 2728, 3076, 3689, 4216, 4774, 5236, 5383, 5797, 6152, 7378, 8459, 9548, 10472, 10766, 11594, 13073, 14756, 16918, 19096, 21532, 23188, 23839, 26146, 29512, 33836, 40579, 43064, 46376, 47678, 52292, 59213, 67672, 81158, 91511, 95356, 104584, 118426, 143803, 162316, 166873, 183022, 190712, 236852, 262229, 287606, 324632, 333746, 366044, 405263, 473704, 524458, 575212, 667492, 732088, 810526, 1006621, 1048916, 1150424, 1334984, 1621052, 1835603, 2013242, 2097832, 2836841, 3242104, 3671206, 4026484, 4457893, 5673682, 7342412, 8052968, 8915786, 11347364, 14684824, 17831572, 22694728, 31205251, 35663144, 62410502, 124821004, 249642008]

約数ペア:

[(1, 249642008), (2, 124821004), (4, 62410502), (7, 35663144), (8, 31205251), (11, 22694728), (14, 17831572), (17, 14684824), (22, 11347364), (28, 8915786), (31, 8052968), (34, 7342412), (44, 5673682), (56, 4457893), (62, 4026484), (68, 3671206), (77, 3242104), (88, 2836841), (119, 2097832), (124, 2013242), (136, 1835603), (154, 1621052), (187, 1334984), (217, 1150424), (238, 1048916), (248, 1006621), (308, 810526), (341, 732088), (374, 667492), (434, 575212), (476, 524458), (527, 473704), (616, 405263), (682, 366044), (748, 333746), (769, 324632), (868, 287606), (952, 262229), (1054, 236852), (1309, 190712), (1364, 183022), (1496, 166873), (1538, 162316), (1736, 143803), (2108, 118426), (2387, 104584), (2618, 95356), (2728, 91511), (3076, 81158), (3689, 67672), (4216, 59213), (4774, 52292), (5236, 47678), (5383, 46376), (5797, 43064), (6152, 40579), (7378, 33836), (8459, 29512), (9548, 26146), (10472, 23839), (10766, 23188), (11594, 21532), (13073, 19096), (14756, 16918)]