1971901152

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{419}}^2$

素因数の和:870

約数の個数: 144

約数和(自身を含む): 6208609680

約数和(自身を除く): 4236708528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 96, 104, 108, 117, 144, 156, 208, 216, 234, 288, 312, 351, 416, 419, 432, 468, 624, 702, 838, 864, 936, 1248, 1257, 1404, 1676, 1872, 2514, 2808, 3352, 3744, 3771, 5028, 5447, 5616, 6704, 7542, 10056, 10894, 11232, 11313, 13408, 15084, 16341, 20112, 21788, 22626, 30168, 32682, 40224, 43576, 45252, 49023, 60336, 65364, 87152, 90504, 98046, 120672, 130728, 147069, 174304, 175561, 181008, 196092, 261456, 294138, 351122, 362016, 392184, 522912, 526683, 588276, 702244, 784368, 1053366, 1176552, 1404488, 1568736, 1580049, 2106732, 2282293, 2353104, 2808976, 3160098, 4213464, 4564586, 4706208, 4740147, 5617952, 6320196, 6846879, 8426928, 9129172, 9480294, 12640392, 13693758, 16853856, 18258344, 18960588, 20540637, 25280784, 27387516, 36516688, 37921176, 41081274, 50561568, 54775032, 61621911, 73033376, 75842352, 82162548, 109550064, 123243822, 151684704, 164325096, 219100128, 246487644, 328650192, 492975288, 657300384, 985950576, 1971901152]

約数ペア:

[(1, 1971901152), (2, 985950576), (3, 657300384), (4, 492975288), (6, 328650192), (8, 246487644), (9, 219100128), (12, 164325096), (13, 151684704), (16, 123243822), (18, 109550064), (24, 82162548), (26, 75842352), (27, 73033376), (32, 61621911), (36, 54775032), (39, 50561568), (48, 41081274), (52, 37921176), (54, 36516688), (72, 27387516), (78, 25280784), (96, 20540637), (104, 18960588), (108, 18258344), (117, 16853856), (144, 13693758), (156, 12640392), (208, 9480294), (216, 9129172), (234, 8426928), (288, 6846879), (312, 6320196), (351, 5617952), (416, 4740147), (419, 4706208), (432, 4564586), (468, 4213464), (624, 3160098), (702, 2808976), (838, 2353104), (864, 2282293), (936, 2106732), (1248, 1580049), (1257, 1568736), (1404, 1404488), (1676, 1176552), (1872, 1053366), (2514, 784368), (2808, 702244), (3352, 588276), (3744, 526683), (3771, 522912), (5028, 392184), (5447, 362016), (5616, 351122), (6704, 294138), (7542, 261456), (10056, 196092), (10894, 181008), (11232, 175561), (11313, 174304), (13408, 147069), (15084, 130728), (16341, 120672), (20112, 98046), (21788, 90504), (22626, 87152), (30168, 65364), (32682, 60336), (40224, 49023), (43576, 45252)]