218539464

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1721}}^1$

素因数の和:1791

約数の個数: 128

約数和(自身を含む): 659594880

約数和(自身を除く): 441055416

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 37, 39, 44, 52, 66, 74, 78, 88, 104, 111, 132, 143, 148, 156, 222, 264, 286, 296, 312, 407, 429, 444, 481, 572, 814, 858, 888, 962, 1144, 1221, 1443, 1628, 1716, 1721, 1924, 2442, 2886, 3256, 3432, 3442, 3848, 4884, 5163, 5291, 5772, 6884, 9768, 10326, 10582, 11544, 13768, 15873, 18931, 20652, 21164, 22373, 31746, 37862, 41304, 42328, 44746, 56793, 63492, 63677, 67119, 75724, 89492, 113586, 126984, 127354, 134238, 151448, 178984, 191031, 227172, 246103, 254708, 268476, 382062, 454344, 492206, 509416, 536952, 700447, 738309, 764124, 827801, 984412, 1400894, 1476618, 1528248, 1655602, 1968824, 2101341, 2483403, 2801788, 2953236, 3311204, 4202682, 4966806, 5603576, 5906472, 6622408, 8405364, 9105811, 9933612, 16810728, 18211622, 19867224, 27317433, 36423244, 54634866, 72846488, 109269732, 218539464]

約数ペア:

[(1, 218539464), (2, 109269732), (3, 72846488), (4, 54634866), (6, 36423244), (8, 27317433), (11, 19867224), (12, 18211622), (13, 16810728), (22, 9933612), (24, 9105811), (26, 8405364), (33, 6622408), (37, 5906472), (39, 5603576), (44, 4966806), (52, 4202682), (66, 3311204), (74, 2953236), (78, 2801788), (88, 2483403), (104, 2101341), (111, 1968824), (132, 1655602), (143, 1528248), (148, 1476618), (156, 1400894), (222, 984412), (264, 827801), (286, 764124), (296, 738309), (312, 700447), (407, 536952), (429, 509416), (444, 492206), (481, 454344), (572, 382062), (814, 268476), (858, 254708), (888, 246103), (962, 227172), (1144, 191031), (1221, 178984), (1443, 151448), (1628, 134238), (1716, 127354), (1721, 126984), (1924, 113586), (2442, 89492), (2886, 75724), (3256, 67119), (3432, 63677), (3442, 63492), (3848, 56793), (4884, 44746), (5163, 42328), (5291, 41304), (5772, 37862), (6884, 31746), (9768, 22373), (10326, 21164), (10582, 20652), (11544, 18931), (13768, 15873)]