68344458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 178827264

約数和(自身を除く): 110482806

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 41, 42, 43, 71, 78, 82, 86, 91, 123, 129, 142, 182, 213, 246, 258, 273, 287, 301, 426, 497, 533, 546, 559, 574, 602, 861, 903, 923, 994, 1066, 1118, 1491, 1599, 1677, 1722, 1763, 1806, 1846, 2769, 2911, 2982, 3053, 3198, 3354, 3526, 3731, 3913, 5289, 5538, 5822, 6106, 6461, 7462, 7826, 8733, 9159, 10578, 11193, 11739, 12341, 12922, 17466, 18318, 19383, 20377, 21371, 22386, 22919, 23478, 24682, 37023, 37843, 38766, 39689, 40754, 42742, 45838, 61131, 64113, 68757, 74046, 75686, 79378, 113529, 119067, 122262, 125173, 128226, 137514, 160433, 227058, 238134, 250346, 264901, 277823, 320866, 375519, 481299, 529802, 555646, 751038, 794703, 833469, 876211, 962598, 1589406, 1627249, 1666938, 1752422, 2628633, 3254498, 4881747, 5257266, 9763494, 11390743, 22781486, 34172229, 68344458]

約数ペア:

[(1, 68344458), (2, 34172229), (3, 22781486), (6, 11390743), (7, 9763494), (13, 5257266), (14, 4881747), (21, 3254498), (26, 2628633), (39, 1752422), (41, 1666938), (42, 1627249), (43, 1589406), (71, 962598), (78, 876211), (82, 833469), (86, 794703), (91, 751038), (123, 555646), (129, 529802), (142, 481299), (182, 375519), (213, 320866), (246, 277823), (258, 264901), (273, 250346), (287, 238134), (301, 227058), (426, 160433), (497, 137514), (533, 128226), (546, 125173), (559, 122262), (574, 119067), (602, 113529), (861, 79378), (903, 75686), (923, 74046), (994, 68757), (1066, 64113), (1118, 61131), (1491, 45838), (1599, 42742), (1677, 40754), (1722, 39689), (1763, 38766), (1806, 37843), (1846, 37023), (2769, 24682), (2911, 23478), (2982, 22919), (3053, 22386), (3198, 21371), (3354, 20377), (3526, 19383), (3731, 18318), (3913, 17466), (5289, 12922), (5538, 12341), (5822, 11739), (6106, 11193), (6461, 10578), (7462, 9159), (7826, 8733)]