64031328

素因数分解:

$2^5\times 3^2\times {\mathrm{223}}^1\times {\mathrm{997}}^1$

素因数の和:1236

約数の個数: 72

約数和(自身を含む): 183089088

約数和(自身を除く): 119057760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 223, 288, 446, 669, 892, 997, 1338, 1784, 1994, 2007, 2676, 2991, 3568, 3988, 4014, 5352, 5982, 7136, 7976, 8028, 8973, 10704, 11964, 15952, 16056, 17946, 21408, 23928, 31904, 32112, 35892, 47856, 64224, 71784, 95712, 143568, 222331, 287136, 444662, 666993, 889324, 1333986, 1778648, 2000979, 2667972, 3557296, 4001958, 5335944, 7114592, 8003916, 10671888, 16007832, 21343776, 32015664, 64031328]

約数ペア:

[(1, 64031328), (2, 32015664), (3, 21343776), (4, 16007832), (6, 10671888), (8, 8003916), (9, 7114592), (12, 5335944), (16, 4001958), (18, 3557296), (24, 2667972), (32, 2000979), (36, 1778648), (48, 1333986), (72, 889324), (96, 666993), (144, 444662), (223, 287136), (288, 222331), (446, 143568), (669, 95712), (892, 71784), (997, 64224), (1338, 47856), (1784, 35892), (1994, 32112), (2007, 31904), (2676, 23928), (2991, 21408), (3568, 17946), (3988, 16056), (4014, 15952), (5352, 11964), (5982, 10704), (7136, 8973), (7976, 8028)]