215575976

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 538444800

約数和(自身を除く): 322868824

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 113, 133, 152, 154, 163, 209, 226, 266, 308, 326, 418, 452, 532, 616, 652, 791, 836, 904, 1064, 1141, 1243, 1304, 1463, 1582, 1672, 1793, 2147, 2282, 2486, 2926, 3097, 3164, 3586, 4294, 4564, 4972, 5852, 6194, 6328, 7172, 8588, 8701, 9128, 9944, 11704, 12388, 12551, 14344, 15029, 17176, 17402, 18419, 21679, 23617, 24776, 25102, 30058, 34067, 34804, 36838, 43358, 47234, 50204, 60116, 68134, 69608, 73676, 86716, 94468, 100408, 120232, 128933, 136268, 147352, 165319, 173432, 188936, 202609, 238469, 257866, 272536, 330638, 349961, 405218, 476938, 515732, 661276, 699922, 810436, 953876, 1031464, 1322552, 1399844, 1418263, 1620872, 1907752, 2449727, 2799688, 2836526, 3849571, 4899454, 5673052, 7699142, 9798908, 11346104, 15398284, 19597816, 26946997, 30796568, 53893994, 107787988, 215575976]

約数ペア:

[(1, 215575976), (2, 107787988), (4, 53893994), (7, 30796568), (8, 26946997), (11, 19597816), (14, 15398284), (19, 11346104), (22, 9798908), (28, 7699142), (38, 5673052), (44, 4899454), (56, 3849571), (76, 2836526), (77, 2799688), (88, 2449727), (113, 1907752), (133, 1620872), (152, 1418263), (154, 1399844), (163, 1322552), (209, 1031464), (226, 953876), (266, 810436), (308, 699922), (326, 661276), (418, 515732), (452, 476938), (532, 405218), (616, 349961), (652, 330638), (791, 272536), (836, 257866), (904, 238469), (1064, 202609), (1141, 188936), (1243, 173432), (1304, 165319), (1463, 147352), (1582, 136268), (1672, 128933), (1793, 120232), (2147, 100408), (2282, 94468), (2486, 86716), (2926, 73676), (3097, 69608), (3164, 68134), (3586, 60116), (4294, 50204), (4564, 47234), (4972, 43358), (5852, 36838), (6194, 34804), (6328, 34067), (7172, 30058), (8588, 25102), (8701, 24776), (9128, 23617), (9944, 21679), (11704, 18419), (12388, 17402), (12551, 17176), (14344, 15029)]