640270656

素因数分解:

$2^6\times 3^4\times {\mathrm{113}}^1\times {\mathrm{1093}}^1$

素因数の和:1230

約数の個数: 140

約数和(自身を含む): 1916510772

約数和(自身を除く): 1276240116

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 113, 144, 162, 192, 216, 226, 288, 324, 339, 432, 452, 576, 648, 678, 864, 904, 1017, 1093, 1296, 1356, 1728, 1808, 2034, 2186, 2592, 2712, 3051, 3279, 3616, 4068, 4372, 5184, 5424, 6102, 6558, 7232, 8136, 8744, 9153, 9837, 10848, 12204, 13116, 16272, 17488, 18306, 19674, 21696, 24408, 26232, 29511, 32544, 34976, 36612, 39348, 48816, 52464, 59022, 65088, 69952, 73224, 78696, 88533, 97632, 104928, 118044, 123509, 146448, 157392, 177066, 195264, 209856, 236088, 247018, 292896, 314784, 354132, 370527, 472176, 494036, 585792, 629568, 708264, 741054, 944352, 988072, 1111581, 1416528, 1482108, 1888704, 1976144, 2223162, 2833056, 2964216, 3334743, 3952288, 4446324, 5666112, 5928432, 6669486, 7904576, 8892648, 10004229, 11856864, 13338972, 17785296, 20008458, 23713728, 26677944, 35570592, 40016916, 53355888, 71141184, 80033832, 106711776, 160067664, 213423552, 320135328, 640270656]

約数ペア:

[(1, 640270656), (2, 320135328), (3, 213423552), (4, 160067664), (6, 106711776), (8, 80033832), (9, 71141184), (12, 53355888), (16, 40016916), (18, 35570592), (24, 26677944), (27, 23713728), (32, 20008458), (36, 17785296), (48, 13338972), (54, 11856864), (64, 10004229), (72, 8892648), (81, 7904576), (96, 6669486), (108, 5928432), (113, 5666112), (144, 4446324), (162, 3952288), (192, 3334743), (216, 2964216), (226, 2833056), (288, 2223162), (324, 1976144), (339, 1888704), (432, 1482108), (452, 1416528), (576, 1111581), (648, 988072), (678, 944352), (864, 741054), (904, 708264), (1017, 629568), (1093, 585792), (1296, 494036), (1356, 472176), (1728, 370527), (1808, 354132), (2034, 314784), (2186, 292896), (2592, 247018), (2712, 236088), (3051, 209856), (3279, 195264), (3616, 177066), (4068, 157392), (4372, 146448), (5184, 123509), (5424, 118044), (6102, 104928), (6558, 97632), (7232, 88533), (8136, 78696), (8744, 73224), (9153, 69952), (9837, 65088), (10848, 59022), (12204, 52464), (13116, 48816), (16272, 39348), (17488, 36612), (18306, 34976), (19674, 32544), (21696, 29511), (24408, 26232)]