66322656

素因数分解:

$2^5\times 3^2\times {\mathrm{421}}^1\times {\mathrm{547}}^1$

素因数の和:984

約数の個数: 72

約数和(自身を含む): 189398664

約数和(自身を除く): 123076008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 421, 547, 842, 1094, 1263, 1641, 1684, 2188, 2526, 3282, 3368, 3789, 4376, 4923, 5052, 6564, 6736, 7578, 8752, 9846, 10104, 13128, 13472, 15156, 17504, 19692, 20208, 26256, 30312, 39384, 40416, 52512, 60624, 78768, 121248, 157536, 230287, 460574, 690861, 921148, 1381722, 1842296, 2072583, 2763444, 3684592, 4145166, 5526888, 7369184, 8290332, 11053776, 16580664, 22107552, 33161328, 66322656]

約数ペア:

[(1, 66322656), (2, 33161328), (3, 22107552), (4, 16580664), (6, 11053776), (8, 8290332), (9, 7369184), (12, 5526888), (16, 4145166), (18, 3684592), (24, 2763444), (32, 2072583), (36, 1842296), (48, 1381722), (72, 921148), (96, 690861), (144, 460574), (288, 230287), (421, 157536), (547, 121248), (842, 78768), (1094, 60624), (1263, 52512), (1641, 40416), (1684, 39384), (2188, 30312), (2526, 26256), (3282, 20208), (3368, 19692), (3789, 17504), (4376, 15156), (4923, 13472), (5052, 13128), (6564, 10104), (6736, 9846), (7578, 8752)]