279945666

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5179}}^1$

素因数の和:5221

約数の個数: 128

約数和(自身を含む): 835430400

約数和(自身を除く): 555484734

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 33, 39, 42, 54, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 189, 198, 231, 234, 273, 286, 297, 351, 378, 429, 462, 546, 594, 693, 702, 819, 858, 1001, 1287, 1386, 1638, 2002, 2079, 2457, 2574, 3003, 3861, 4158, 4914, 5179, 6006, 7722, 9009, 10358, 15537, 18018, 27027, 31074, 36253, 46611, 54054, 56969, 67327, 72506, 93222, 108759, 113938, 134654, 139833, 170907, 201981, 217518, 279666, 326277, 341814, 398783, 403962, 471289, 512721, 605943, 652554, 740597, 797566, 942578, 978831, 1025442, 1196349, 1211886, 1413867, 1481194, 1538163, 1817829, 1957662, 2221791, 2392698, 2827734, 3076326, 3589047, 3635658, 4241601, 4443582, 5184179, 6665373, 7178094, 8483202, 10368358, 10767141, 12724803, 13330746, 15552537, 19996119, 21534282, 25449606, 31105074, 39992238, 46657611, 93315222, 139972833, 279945666]

約数ペア:

[(1, 279945666), (2, 139972833), (3, 93315222), (6, 46657611), (7, 39992238), (9, 31105074), (11, 25449606), (13, 21534282), (14, 19996119), (18, 15552537), (21, 13330746), (22, 12724803), (26, 10767141), (27, 10368358), (33, 8483202), (39, 7178094), (42, 6665373), (54, 5184179), (63, 4443582), (66, 4241601), (77, 3635658), (78, 3589047), (91, 3076326), (99, 2827734), (117, 2392698), (126, 2221791), (143, 1957662), (154, 1817829), (182, 1538163), (189, 1481194), (198, 1413867), (231, 1211886), (234, 1196349), (273, 1025442), (286, 978831), (297, 942578), (351, 797566), (378, 740597), (429, 652554), (462, 605943), (546, 512721), (594, 471289), (693, 403962), (702, 398783), (819, 341814), (858, 326277), (1001, 279666), (1287, 217518), (1386, 201981), (1638, 170907), (2002, 139833), (2079, 134654), (2457, 113938), (2574, 108759), (3003, 93222), (3861, 72506), (4158, 67327), (4914, 56969), (5179, 54054), (6006, 46611), (7722, 36253), (9009, 31074), (10358, 27027), (15537, 18018)]