254965970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 559892736

約数和(自身を除く): 304926766

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 61, 70, 71, 122, 142, 145, 203, 290, 305, 355, 406, 427, 497, 610, 710, 841, 854, 994, 1015, 1682, 1769, 2030, 2059, 2135, 2485, 3538, 4118, 4205, 4270, 4331, 4970, 5887, 8410, 8662, 8845, 10295, 11774, 12383, 14413, 17690, 20590, 21655, 24766, 28826, 29435, 30317, 43310, 51301, 58870, 59711, 60634, 61915, 72065, 102602, 119422, 123830, 125599, 144130, 151585, 251198, 256505, 298555, 303170, 359107, 417977, 513010, 597110, 627995, 718214, 835954, 879193, 1255990, 1758386, 1795535, 2089885, 3591070, 3642371, 4179770, 4395965, 7284742, 8791930, 18211855, 25496597, 36423710, 50993194, 127482985, 254965970]

約数ペア:

[(1, 254965970), (2, 127482985), (5, 50993194), (7, 36423710), (10, 25496597), (14, 18211855), (29, 8791930), (35, 7284742), (58, 4395965), (61, 4179770), (70, 3642371), (71, 3591070), (122, 2089885), (142, 1795535), (145, 1758386), (203, 1255990), (290, 879193), (305, 835954), (355, 718214), (406, 627995), (427, 597110), (497, 513010), (610, 417977), (710, 359107), (841, 303170), (854, 298555), (994, 256505), (1015, 251198), (1682, 151585), (1769, 144130), (2030, 125599), (2059, 123830), (2135, 119422), (2485, 102602), (3538, 72065), (4118, 61915), (4205, 60634), (4270, 59711), (4331, 58870), (4970, 51301), (5887, 43310), (8410, 30317), (8662, 29435), (8845, 28826), (10295, 24766), (11774, 21655), (12383, 20590), (14413, 17690)]