218555904

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{20327}}^1$

素因数の和:20355

約数の個数: 80

約数和(自身を含む): 665457408

約数和(自身を除く): 446901504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1344, 1536, 1792, 2688, 3584, 5376, 10752, 20327, 40654, 60981, 81308, 121962, 142289, 162616, 243924, 284578, 325232, 426867, 487848, 569156, 650464, 853734, 975696, 1138312, 1300928, 1707468, 1951392, 2276624, 2601856, 3414936, 3902784, 4553248, 5203712, 6829872, 7805568, 9106496, 10407424, 13659744, 15611136, 18212992, 27319488, 31222272, 36425984, 54638976, 72851968, 109277952, 218555904]

約数ペア:

[(1, 218555904), (2, 109277952), (3, 72851968), (4, 54638976), (6, 36425984), (7, 31222272), (8, 27319488), (12, 18212992), (14, 15611136), (16, 13659744), (21, 10407424), (24, 9106496), (28, 7805568), (32, 6829872), (42, 5203712), (48, 4553248), (56, 3902784), (64, 3414936), (84, 2601856), (96, 2276624), (112, 1951392), (128, 1707468), (168, 1300928), (192, 1138312), (224, 975696), (256, 853734), (336, 650464), (384, 569156), (448, 487848), (512, 426867), (672, 325232), (768, 284578), (896, 243924), (1344, 162616), (1536, 142289), (1792, 121962), (2688, 81308), (3584, 60981), (5376, 40654), (10752, 20327)]