309571904

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 112

約数和(自身を含む): 691286400

約数和(自身を除く): 381714496

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 89, 92, 136, 139, 178, 184, 272, 278, 356, 368, 391, 544, 556, 712, 736, 782, 1088, 1112, 1424, 1472, 1513, 1564, 2047, 2224, 2363, 2848, 3026, 3128, 3197, 4094, 4448, 4726, 5696, 6052, 6256, 6394, 8188, 8896, 9452, 12104, 12371, 12512, 12788, 16376, 18904, 24208, 24742, 25024, 25576, 32752, 34799, 37808, 48416, 49484, 51152, 54349, 65504, 69598, 75616, 96832, 98968, 102304, 108698, 131008, 139196, 151232, 197936, 204608, 210307, 217396, 278392, 284533, 395872, 420614, 434792, 556784, 569066, 791744, 841228, 869584, 1113568, 1138132, 1682456, 1739168, 2227136, 2276264, 3364912, 3478336, 4552528, 4837061, 6729824, 9105056, 9674122, 13459648, 18210112, 19348244, 38696488, 77392976, 154785952, 309571904]

約数ペア:

[(1, 309571904), (2, 154785952), (4, 77392976), (8, 38696488), (16, 19348244), (17, 18210112), (23, 13459648), (32, 9674122), (34, 9105056), (46, 6729824), (64, 4837061), (68, 4552528), (89, 3478336), (92, 3364912), (136, 2276264), (139, 2227136), (178, 1739168), (184, 1682456), (272, 1138132), (278, 1113568), (356, 869584), (368, 841228), (391, 791744), (544, 569066), (556, 556784), (712, 434792), (736, 420614), (782, 395872), (1088, 284533), (1112, 278392), (1424, 217396), (1472, 210307), (1513, 204608), (1564, 197936), (2047, 151232), (2224, 139196), (2363, 131008), (2848, 108698), (3026, 102304), (3128, 98968), (3197, 96832), (4094, 75616), (4448, 69598), (4726, 65504), (5696, 54349), (6052, 51152), (6256, 49484), (6394, 48416), (8188, 37808), (8896, 34799), (9452, 32752), (12104, 25576), (12371, 25024), (12512, 24742), (12788, 24208), (16376, 18904)]