490015008

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:381

約数の個数: 240

約数和(自身を含む): 1668522240

約数和(自身を除く): 1178507232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 113, 126, 144, 162, 168, 189, 216, 224, 226, 239, 252, 288, 324, 336, 339, 378, 432, 452, 478, 504, 567, 648, 672, 678, 717, 756, 791, 864, 904, 956, 1008, 1017, 1134, 1296, 1356, 1434, 1512, 1582, 1673, 1808, 1912, 2016, 2034, 2151, 2268, 2373, 2592, 2712, 2868, 3024, 3051, 3164, 3346, 3616, 3824, 4068, 4302, 4536, 4746, 5019, 5424, 5736, 6048, 6102, 6328, 6453, 6692, 7119, 7648, 8136, 8604, 9072, 9153, 9492, 10038, 10848, 11472, 12204, 12656, 12906, 13384, 14238, 15057, 16272, 17208, 18144, 18306, 18984, 19359, 20076, 21357, 22944, 24408, 25312, 25812, 26768, 27007, 28476, 30114, 32544, 34416, 36612, 37968, 38718, 40152, 42714, 45171, 48816, 51624, 53536, 54014, 56952, 60228, 64071, 68832, 73224, 75936, 77436, 80304, 81021, 85428, 90342, 97632, 103248, 108028, 113904, 120456, 128142, 135513, 146448, 154872, 160608, 162042, 170856, 180684, 189049, 206496, 216056, 227808, 240912, 243063, 256284, 271026, 292896, 309744, 324084, 341712, 361368, 378098, 432112, 481824, 486126, 512568, 542052, 567147, 619488, 648168, 683424, 722736, 729189, 756196, 864224, 972252, 1025136, 1084104, 1134294, 1296336, 1445472, 1458378, 1512392, 1701441, 1944504, 2050272, 2168208, 2187567, 2268588, 2592672, 2916756, 3024784, 3402882, 3889008, 4336416, 4375134, 4537176, 5104323, 5833512, 6049568, 6805764, 7778016, 8750268, 9074352, 10208646, 11667024, 13611528, 15312969, 17500536, 18148704, 20417292, 23334048, 27223056, 30625938, 35001072, 40834584, 54446112, 61251876, 70002144, 81669168, 122503752, 163338336, 245007504, 490015008]

約数ペア:

[(1, 490015008), (2, 245007504), (3, 163338336), (4, 122503752), (6, 81669168), (7, 70002144), (8, 61251876), (9, 54446112), (12, 40834584), (14, 35001072), (16, 30625938), (18, 27223056), (21, 23334048), (24, 20417292), (27, 18148704), (28, 17500536), (32, 15312969), (36, 13611528), (42, 11667024), (48, 10208646), (54, 9074352), (56, 8750268), (63, 7778016), (72, 6805764), (81, 6049568), (84, 5833512), (96, 5104323), (108, 4537176), (112, 4375134), (113, 4336416), (126, 3889008), (144, 3402882), (162, 3024784), (168, 2916756), (189, 2592672), (216, 2268588), (224, 2187567), (226, 2168208), (239, 2050272), (252, 1944504), (288, 1701441), (324, 1512392), (336, 1458378), (339, 1445472), (378, 1296336), (432, 1134294), (452, 1084104), (478, 1025136), (504, 972252), (567, 864224), (648, 756196), (672, 729189), (678, 722736), (717, 683424), (756, 648168), (791, 619488), (864, 567147), (904, 542052), (956, 512568), (1008, 486126), (1017, 481824), (1134, 432112), (1296, 378098), (1356, 361368), (1434, 341712), (1512, 324084), (1582, 309744), (1673, 292896), (1808, 271026), (1912, 256284), (2016, 243063), (2034, 240912), (2151, 227808), (2268, 216056), (2373, 206496), (2592, 189049), (2712, 180684), (2868, 170856), (3024, 162042), (3051, 160608), (3164, 154872), (3346, 146448), (3616, 135513), (3824, 128142), (4068, 120456), (4302, 113904), (4536, 108028), (4746, 103248), (5019, 97632), (5424, 90342), (5736, 85428), (6048, 81021), (6102, 80304), (6328, 77436), (6453, 75936), (6692, 73224), (7119, 68832), (7648, 64071), (8136, 60228), (8604, 56952), (9072, 54014), (9153, 53536), (9492, 51624), (10038, 48816), (10848, 45171), (11472, 42714), (12204, 40152), (12656, 38718), (12906, 37968), (13384, 36612), (14238, 34416), (15057, 32544), (16272, 30114), (17208, 28476), (18144, 27007), (18306, 26768), (18984, 25812), (19359, 25312), (20076, 24408), (21357, 22944)]