90716880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{877}}^1$

素因数の和:1324

約数の個数: 80

約数和(自身を含む): 282196224

約数和(自身を除く): 191479344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 431, 862, 877, 1293, 1724, 1754, 2155, 2586, 2631, 3448, 3508, 4310, 4385, 5172, 5262, 6465, 6896, 7016, 8620, 8770, 10344, 10524, 12930, 13155, 14032, 17240, 17540, 20688, 21048, 25860, 26310, 34480, 35080, 42096, 51720, 52620, 70160, 103440, 105240, 210480, 377987, 755974, 1133961, 1511948, 1889935, 2267922, 3023896, 3779870, 4535844, 5669805, 6047792, 7559740, 9071688, 11339610, 15119480, 18143376, 22679220, 30238960, 45358440, 90716880]

約数ペア:

[(1, 90716880), (2, 45358440), (3, 30238960), (4, 22679220), (5, 18143376), (6, 15119480), (8, 11339610), (10, 9071688), (12, 7559740), (15, 6047792), (16, 5669805), (20, 4535844), (24, 3779870), (30, 3023896), (40, 2267922), (48, 1889935), (60, 1511948), (80, 1133961), (120, 755974), (240, 377987), (431, 210480), (862, 105240), (877, 103440), (1293, 70160), (1724, 52620), (1754, 51720), (2155, 42096), (2586, 35080), (2631, 34480), (3448, 26310), (3508, 25860), (4310, 21048), (4385, 20688), (5172, 17540), (5262, 17240), (6465, 14032), (6896, 13155), (7016, 12930), (8620, 10524), (8770, 10344)]