128240784

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:198

約数の個数: 240

約数和(自身を含む): 438721920

約数和(自身を除く): 310481136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 36, 41, 42, 48, 56, 58, 63, 72, 82, 84, 87, 107, 112, 116, 123, 126, 144, 164, 168, 174, 203, 214, 232, 246, 252, 261, 287, 321, 328, 336, 348, 369, 406, 428, 464, 492, 504, 522, 574, 609, 642, 656, 696, 738, 749, 812, 856, 861, 963, 984, 1008, 1044, 1148, 1189, 1218, 1284, 1392, 1476, 1498, 1624, 1712, 1722, 1827, 1926, 1968, 2088, 2247, 2296, 2378, 2436, 2568, 2583, 2952, 2996, 3103, 3248, 3444, 3567, 3654, 3852, 4176, 4387, 4494, 4592, 4756, 4872, 5136, 5166, 5904, 5992, 6206, 6741, 6888, 7134, 7308, 7704, 8323, 8774, 8988, 9309, 9512, 9744, 10332, 10701, 11984, 12412, 13161, 13482, 13776, 14268, 14616, 15408, 16646, 17548, 17976, 18618, 19024, 20664, 21402, 21721, 24824, 24969, 26322, 26964, 27927, 28536, 29232, 30709, 33292, 35096, 35952, 37236, 39483, 41328, 42804, 43442, 49648, 49938, 52644, 53928, 55854, 57072, 61418, 65163, 66584, 70192, 74472, 74907, 78966, 85608, 86884, 92127, 99876, 105288, 107856, 111708, 122836, 127223, 130326, 133168, 148944, 149814, 157932, 171216, 173768, 184254, 195489, 199752, 210576, 223416, 245672, 254446, 260652, 276381, 299628, 315864, 347536, 368508, 381669, 390978, 399504, 446832, 491344, 508892, 521304, 552762, 599256, 631728, 737016, 763338, 781956, 890561, 1017784, 1042608, 1105524, 1145007, 1198512, 1474032, 1526676, 1563912, 1781122, 2035568, 2211048, 2290014, 2671683, 3053352, 3127824, 3562244, 4422096, 4580028, 5343366, 6106704, 7124488, 8015049, 9160056, 10686732, 14248976, 16030098, 18320112, 21373464, 32060196, 42746928, 64120392, 128240784]

約数ペア:

[(1, 128240784), (2, 64120392), (3, 42746928), (4, 32060196), (6, 21373464), (7, 18320112), (8, 16030098), (9, 14248976), (12, 10686732), (14, 9160056), (16, 8015049), (18, 7124488), (21, 6106704), (24, 5343366), (28, 4580028), (29, 4422096), (36, 3562244), (41, 3127824), (42, 3053352), (48, 2671683), (56, 2290014), (58, 2211048), (63, 2035568), (72, 1781122), (82, 1563912), (84, 1526676), (87, 1474032), (107, 1198512), (112, 1145007), (116, 1105524), (123, 1042608), (126, 1017784), (144, 890561), (164, 781956), (168, 763338), (174, 737016), (203, 631728), (214, 599256), (232, 552762), (246, 521304), (252, 508892), (261, 491344), (287, 446832), (321, 399504), (328, 390978), (336, 381669), (348, 368508), (369, 347536), (406, 315864), (428, 299628), (464, 276381), (492, 260652), (504, 254446), (522, 245672), (574, 223416), (609, 210576), (642, 199752), (656, 195489), (696, 184254), (738, 173768), (749, 171216), (812, 157932), (856, 149814), (861, 148944), (963, 133168), (984, 130326), (1008, 127223), (1044, 122836), (1148, 111708), (1189, 107856), (1218, 105288), (1284, 99876), (1392, 92127), (1476, 86884), (1498, 85608), (1624, 78966), (1712, 74907), (1722, 74472), (1827, 70192), (1926, 66584), (1968, 65163), (2088, 61418), (2247, 57072), (2296, 55854), (2378, 53928), (2436, 52644), (2568, 49938), (2583, 49648), (2952, 43442), (2996, 42804), (3103, 41328), (3248, 39483), (3444, 37236), (3567, 35952), (3654, 35096), (3852, 33292), (4176, 30709), (4387, 29232), (4494, 28536), (4592, 27927), (4756, 26964), (4872, 26322), (5136, 24969), (5166, 24824), (5904, 21721), (5992, 21402), (6206, 20664), (6741, 19024), (6888, 18618), (7134, 17976), (7308, 17548), (7704, 16646), (8323, 15408), (8774, 14616), (8988, 14268), (9309, 13776), (9512, 13482), (9744, 13161), (10332, 12412), (10701, 11984)]