189803808

素因数分解:

$2^5\times 3^2\times {\mathrm{743}}^1\times {\mathrm{887}}^1$

素因数の和:1646

約数の個数: 72

約数和(自身を含む): 541090368

約数和(自身を除く): 351286560

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 743, 887, 1486, 1774, 2229, 2661, 2972, 3548, 4458, 5322, 5944, 6687, 7096, 7983, 8916, 10644, 11888, 13374, 14192, 15966, 17832, 21288, 23776, 26748, 28384, 31932, 35664, 42576, 53496, 63864, 71328, 85152, 106992, 127728, 213984, 255456, 659041, 1318082, 1977123, 2636164, 3954246, 5272328, 5931369, 7908492, 10544656, 11862738, 15816984, 21089312, 23725476, 31633968, 47450952, 63267936, 94901904, 189803808]

約数ペア:

[(1, 189803808), (2, 94901904), (3, 63267936), (4, 47450952), (6, 31633968), (8, 23725476), (9, 21089312), (12, 15816984), (16, 11862738), (18, 10544656), (24, 7908492), (32, 5931369), (36, 5272328), (48, 3954246), (72, 2636164), (96, 1977123), (144, 1318082), (288, 659041), (743, 255456), (887, 213984), (1486, 127728), (1774, 106992), (2229, 85152), (2661, 71328), (2972, 63864), (3548, 53496), (4458, 42576), (5322, 35664), (5944, 31932), (6687, 28384), (7096, 26748), (7983, 23776), (8916, 21288), (10644, 17832), (11888, 15966), (13374, 14192)]