279720168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{607}}^1$

素因数の和:847

約数の個数: 128

約数和(自身を含む): 866181120

約数和(自身を除く): 586460952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 211, 273, 312, 364, 422, 546, 607, 633, 728, 844, 1092, 1214, 1266, 1477, 1688, 1821, 2184, 2428, 2532, 2743, 2954, 3642, 4249, 4431, 4856, 5064, 5486, 5908, 7284, 7891, 8229, 8498, 8862, 10972, 11816, 12747, 14568, 15782, 16458, 16996, 17724, 19201, 21944, 23673, 25494, 31564, 32916, 33992, 35448, 38402, 47346, 50988, 55237, 57603, 63128, 65832, 76804, 94692, 101976, 110474, 115206, 128077, 153608, 165711, 189384, 220948, 230412, 256154, 331422, 384231, 441896, 460824, 512308, 662844, 768462, 896539, 1024616, 1325688, 1536924, 1665001, 1793078, 2689617, 3073848, 3330002, 3586156, 4995003, 5379234, 6660004, 7172312, 9990006, 10758468, 11655007, 13320008, 19980012, 21516936, 23310014, 34965021, 39960024, 46620028, 69930042, 93240056, 139860084, 279720168]

約数ペア:

[(1, 279720168), (2, 139860084), (3, 93240056), (4, 69930042), (6, 46620028), (7, 39960024), (8, 34965021), (12, 23310014), (13, 21516936), (14, 19980012), (21, 13320008), (24, 11655007), (26, 10758468), (28, 9990006), (39, 7172312), (42, 6660004), (52, 5379234), (56, 4995003), (78, 3586156), (84, 3330002), (91, 3073848), (104, 2689617), (156, 1793078), (168, 1665001), (182, 1536924), (211, 1325688), (273, 1024616), (312, 896539), (364, 768462), (422, 662844), (546, 512308), (607, 460824), (633, 441896), (728, 384231), (844, 331422), (1092, 256154), (1214, 230412), (1266, 220948), (1477, 189384), (1688, 165711), (1821, 153608), (2184, 128077), (2428, 115206), (2532, 110474), (2743, 101976), (2954, 94692), (3642, 76804), (4249, 65832), (4431, 63128), (4856, 57603), (5064, 55237), (5486, 50988), (5908, 47346), (7284, 38402), (7891, 35448), (8229, 33992), (8498, 32916), (8862, 31564), (10972, 25494), (11816, 23673), (12747, 21944), (14568, 19201), (15782, 17724), (16458, 16996)]