180721728

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^2\times {\mathrm{2593}}^1$

素因数の和:2633

約数の個数: 126

約数和(自身を含む): 569598302

約数和(自身を除く): 388876574

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 121, 132, 144, 176, 192, 198, 242, 264, 288, 352, 363, 396, 484, 528, 576, 704, 726, 792, 968, 1056, 1089, 1452, 1584, 1936, 2112, 2178, 2593, 2904, 3168, 3872, 4356, 5186, 5808, 6336, 7744, 7779, 8712, 10372, 11616, 15558, 17424, 20744, 23232, 23337, 28523, 31116, 34848, 41488, 46674, 57046, 62232, 69696, 82976, 85569, 93348, 114092, 124464, 165952, 171138, 186696, 228184, 248928, 256707, 313753, 342276, 373392, 456368, 497856, 513414, 627506, 684552, 746784, 912736, 941259, 1026828, 1255012, 1369104, 1493568, 1825472, 1882518, 2053656, 2510024, 2738208, 2823777, 3765036, 4107312, 5020048, 5476416, 5647554, 7530072, 8214624, 10040096, 11295108, 15060144, 16429248, 20080192, 22590216, 30120288, 45180432, 60240576, 90360864, 180721728]

約数ペア:

[(1, 180721728), (2, 90360864), (3, 60240576), (4, 45180432), (6, 30120288), (8, 22590216), (9, 20080192), (11, 16429248), (12, 15060144), (16, 11295108), (18, 10040096), (22, 8214624), (24, 7530072), (32, 5647554), (33, 5476416), (36, 5020048), (44, 4107312), (48, 3765036), (64, 2823777), (66, 2738208), (72, 2510024), (88, 2053656), (96, 1882518), (99, 1825472), (121, 1493568), (132, 1369104), (144, 1255012), (176, 1026828), (192, 941259), (198, 912736), (242, 746784), (264, 684552), (288, 627506), (352, 513414), (363, 497856), (396, 456368), (484, 373392), (528, 342276), (576, 313753), (704, 256707), (726, 248928), (792, 228184), (968, 186696), (1056, 171138), (1089, 165952), (1452, 124464), (1584, 114092), (1936, 93348), (2112, 85569), (2178, 82976), (2593, 69696), (2904, 62232), (3168, 57046), (3872, 46674), (4356, 41488), (5186, 34848), (5808, 31116), (6336, 28523), (7744, 23337), (7779, 23232), (8712, 20744), (10372, 17424), (11616, 15558)]