81463248

素因数分解:

$2^4\times 3^2\times {\mathrm{283}}^1\times {\mathrm{1999}}^1$

素因数の和:2296

約数の個数: 60

約数和(自身を含む): 228904000

約数和(自身を除く): 147440752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 283, 566, 849, 1132, 1698, 1999, 2264, 2547, 3396, 3998, 4528, 5094, 5997, 6792, 7996, 10188, 11994, 13584, 15992, 17991, 20376, 23988, 31984, 35982, 40752, 47976, 71964, 95952, 143928, 287856, 565717, 1131434, 1697151, 2262868, 3394302, 4525736, 5091453, 6788604, 9051472, 10182906, 13577208, 20365812, 27154416, 40731624, 81463248]

約数ペア:

[(1, 81463248), (2, 40731624), (3, 27154416), (4, 20365812), (6, 13577208), (8, 10182906), (9, 9051472), (12, 6788604), (16, 5091453), (18, 4525736), (24, 3394302), (36, 2262868), (48, 1697151), (72, 1131434), (144, 565717), (283, 287856), (566, 143928), (849, 95952), (1132, 71964), (1698, 47976), (1999, 40752), (2264, 35982), (2547, 31984), (3396, 23988), (3998, 20376), (4528, 17991), (5094, 15992), (5997, 13584), (6792, 11994), (7996, 10188)]