69979840

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{4463}}^1$

素因数の和:4494

約数の個数: 84

約数和(自身を含む): 193889376

約数和(自身を除く): 123909536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4463, 7840, 8926, 15680, 17852, 22315, 31241, 35704, 44630, 62482, 71408, 89260, 124964, 142816, 156205, 178520, 218687, 249928, 285632, 312410, 357040, 437374, 499856, 624820, 714080, 874748, 999712, 1093435, 1249640, 1428160, 1749496, 1999424, 2186870, 2499280, 3498992, 4373740, 4998560, 6997984, 8747480, 9997120, 13995968, 17494960, 34989920, 69979840]

約数ペア:

[(1, 69979840), (2, 34989920), (4, 17494960), (5, 13995968), (7, 9997120), (8, 8747480), (10, 6997984), (14, 4998560), (16, 4373740), (20, 3498992), (28, 2499280), (32, 2186870), (35, 1999424), (40, 1749496), (49, 1428160), (56, 1249640), (64, 1093435), (70, 999712), (80, 874748), (98, 714080), (112, 624820), (140, 499856), (160, 437374), (196, 357040), (224, 312410), (245, 285632), (280, 249928), (320, 218687), (392, 178520), (448, 156205), (490, 142816), (560, 124964), (784, 89260), (980, 71408), (1120, 62482), (1568, 44630), (1960, 35704), (2240, 31241), (3136, 22315), (3920, 17852), (4463, 15680), (7840, 8926)]