263555544

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:601

約数の個数: 128

約数和(自身を含む): 782369280

約数和(自身を除く): 518813736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 83, 84, 123, 164, 166, 168, 246, 249, 287, 328, 332, 461, 492, 498, 574, 581, 664, 861, 922, 984, 996, 1148, 1162, 1383, 1722, 1743, 1844, 1992, 2296, 2324, 2766, 3227, 3403, 3444, 3486, 3688, 4648, 5532, 6454, 6806, 6888, 6972, 9681, 10209, 11064, 12908, 13612, 13944, 18901, 19362, 20418, 23821, 25816, 27224, 37802, 38263, 38724, 40836, 47642, 56703, 71463, 75604, 76526, 77448, 81672, 95284, 113406, 114789, 132307, 142926, 151208, 153052, 190568, 226812, 229578, 264614, 267841, 285852, 306104, 396921, 453624, 459156, 529228, 535682, 571704, 793842, 803523, 918312, 1058456, 1071364, 1568783, 1587684, 1607046, 2142728, 3137566, 3175368, 3214092, 4706349, 6275132, 6428184, 9412698, 10981481, 12550264, 18825396, 21962962, 32944443, 37650792, 43925924, 65888886, 87851848, 131777772, 263555544]

約数ペア:

[(1, 263555544), (2, 131777772), (3, 87851848), (4, 65888886), (6, 43925924), (7, 37650792), (8, 32944443), (12, 21962962), (14, 18825396), (21, 12550264), (24, 10981481), (28, 9412698), (41, 6428184), (42, 6275132), (56, 4706349), (82, 3214092), (83, 3175368), (84, 3137566), (123, 2142728), (164, 1607046), (166, 1587684), (168, 1568783), (246, 1071364), (249, 1058456), (287, 918312), (328, 803523), (332, 793842), (461, 571704), (492, 535682), (498, 529228), (574, 459156), (581, 453624), (664, 396921), (861, 306104), (922, 285852), (984, 267841), (996, 264614), (1148, 229578), (1162, 226812), (1383, 190568), (1722, 153052), (1743, 151208), (1844, 142926), (1992, 132307), (2296, 114789), (2324, 113406), (2766, 95284), (3227, 81672), (3403, 77448), (3444, 76526), (3486, 75604), (3688, 71463), (4648, 56703), (5532, 47642), (6454, 40836), (6806, 38724), (6888, 38263), (6972, 37802), (9681, 27224), (10209, 25816), (11064, 23821), (12908, 20418), (13612, 19362), (13944, 18901)]