31715640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8009}}^1$

素因数の和:8037

約数の個数: 96

約数和(自身を含む): 112460400

約数和(自身を除く): 80744760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 8009, 16018, 24027, 32036, 40045, 48054, 64072, 72081, 80090, 88099, 96108, 120135, 144162, 160180, 176198, 192216, 240270, 264297, 288324, 320360, 352396, 360405, 440495, 480540, 528594, 576648, 704792, 720810, 792891, 880990, 961080, 1057188, 1321485, 1441620, 1585782, 1761980, 2114376, 2642970, 2883240, 3171564, 3523960, 3964455, 5285940, 6343128, 7928910, 10571880, 15857820, 31715640]

約数ペア:

[(1, 31715640), (2, 15857820), (3, 10571880), (4, 7928910), (5, 6343128), (6, 5285940), (8, 3964455), (9, 3523960), (10, 3171564), (11, 2883240), (12, 2642970), (15, 2114376), (18, 1761980), (20, 1585782), (22, 1441620), (24, 1321485), (30, 1057188), (33, 961080), (36, 880990), (40, 792891), (44, 720810), (45, 704792), (55, 576648), (60, 528594), (66, 480540), (72, 440495), (88, 360405), (90, 352396), (99, 320360), (110, 288324), (120, 264297), (132, 240270), (165, 192216), (180, 176198), (198, 160180), (220, 144162), (264, 120135), (330, 96108), (360, 88099), (396, 80090), (440, 72081), (495, 64072), (660, 48054), (792, 40045), (990, 32036), (1320, 24027), (1980, 16018), (3960, 8009)]