247547608

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 630435960

約数和(自身を除く): 382888352

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 119, 121, 136, 154, 187, 196, 238, 242, 307, 308, 374, 392, 476, 484, 539, 614, 616, 748, 833, 847, 952, 968, 1078, 1228, 1309, 1496, 1666, 1694, 2057, 2149, 2156, 2456, 2618, 3332, 3377, 3388, 4114, 4298, 4312, 5219, 5236, 5929, 6664, 6754, 6776, 8228, 8596, 9163, 10438, 10472, 11858, 13508, 14399, 15043, 16456, 17192, 18326, 20876, 23639, 23716, 27016, 28798, 30086, 36533, 36652, 37147, 41752, 47278, 47432, 57409, 57596, 60172, 73066, 73304, 74294, 94556, 100793, 114818, 115192, 120344, 146132, 148588, 165473, 189112, 201586, 229636, 255731, 260029, 292264, 297176, 330946, 401863, 403172, 459272, 511462, 520058, 631499, 661892, 803726, 806344, 1022924, 1040116, 1262998, 1323784, 1607452, 1820203, 2045848, 2080232, 2525996, 2813041, 3214904, 3640406, 4420493, 5051992, 5626082, 7280812, 8840986, 11252164, 14561624, 17681972, 22504328, 30943451, 35363944, 61886902, 123773804, 247547608]

約数ペア:

[(1, 247547608), (2, 123773804), (4, 61886902), (7, 35363944), (8, 30943451), (11, 22504328), (14, 17681972), (17, 14561624), (22, 11252164), (28, 8840986), (34, 7280812), (44, 5626082), (49, 5051992), (56, 4420493), (68, 3640406), (77, 3214904), (88, 2813041), (98, 2525996), (119, 2080232), (121, 2045848), (136, 1820203), (154, 1607452), (187, 1323784), (196, 1262998), (238, 1040116), (242, 1022924), (307, 806344), (308, 803726), (374, 661892), (392, 631499), (476, 520058), (484, 511462), (539, 459272), (614, 403172), (616, 401863), (748, 330946), (833, 297176), (847, 292264), (952, 260029), (968, 255731), (1078, 229636), (1228, 201586), (1309, 189112), (1496, 165473), (1666, 148588), (1694, 146132), (2057, 120344), (2149, 115192), (2156, 114818), (2456, 100793), (2618, 94556), (3332, 74294), (3377, 73304), (3388, 73066), (4114, 60172), (4298, 57596), (4312, 57409), (5219, 47432), (5236, 47278), (5929, 41752), (6664, 37147), (6754, 36652), (6776, 36533), (8228, 30086), (8596, 28798), (9163, 27016), (10438, 23716), (10472, 23639), (11858, 20876), (13508, 18326), (14399, 17192), (15043, 16456)]