78255528

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 227673600

約数和(自身を除く): 149418072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 43, 52, 57, 76, 78, 86, 104, 114, 129, 152, 156, 172, 228, 247, 258, 307, 312, 344, 456, 494, 516, 559, 614, 741, 817, 921, 988, 1032, 1118, 1228, 1482, 1634, 1677, 1842, 1976, 2236, 2451, 2456, 2964, 3268, 3354, 3684, 3991, 4472, 4902, 5833, 5928, 6536, 6708, 7368, 7982, 9804, 10621, 11666, 11973, 13201, 13416, 15964, 17499, 19608, 21242, 23332, 23946, 26402, 31863, 31928, 34998, 39603, 42484, 46664, 47892, 52804, 63726, 69996, 75829, 79206, 84968, 95784, 105608, 127452, 139992, 151658, 158412, 171613, 227487, 250819, 254904, 303316, 316824, 343226, 454974, 501638, 514839, 606632, 686452, 752457, 909948, 1003276, 1029678, 1372904, 1504914, 1819896, 2006552, 2059356, 3009828, 3260647, 4118712, 6019656, 6521294, 9781941, 13042588, 19563882, 26085176, 39127764, 78255528]

約数ペア:

[(1, 78255528), (2, 39127764), (3, 26085176), (4, 19563882), (6, 13042588), (8, 9781941), (12, 6521294), (13, 6019656), (19, 4118712), (24, 3260647), (26, 3009828), (38, 2059356), (39, 2006552), (43, 1819896), (52, 1504914), (57, 1372904), (76, 1029678), (78, 1003276), (86, 909948), (104, 752457), (114, 686452), (129, 606632), (152, 514839), (156, 501638), (172, 454974), (228, 343226), (247, 316824), (258, 303316), (307, 254904), (312, 250819), (344, 227487), (456, 171613), (494, 158412), (516, 151658), (559, 139992), (614, 127452), (741, 105608), (817, 95784), (921, 84968), (988, 79206), (1032, 75829), (1118, 69996), (1228, 63726), (1482, 52804), (1634, 47892), (1677, 46664), (1842, 42484), (1976, 39603), (2236, 34998), (2451, 31928), (2456, 31863), (2964, 26402), (3268, 23946), (3354, 23332), (3684, 21242), (3991, 19608), (4472, 17499), (4902, 15964), (5833, 13416), (5928, 13201), (6536, 11973), (6708, 11666), (7368, 10621), (7982, 9804)]