31005456

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 84185088

約数和(自身を除く): 53179632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 67, 93, 124, 134, 186, 201, 248, 268, 311, 372, 402, 496, 536, 622, 744, 804, 933, 1072, 1244, 1488, 1608, 1866, 2077, 2488, 3216, 3732, 4154, 4976, 6231, 7464, 8308, 9641, 12462, 14928, 16616, 19282, 20837, 24924, 28923, 33232, 38564, 41674, 49848, 57846, 62511, 77128, 83348, 99696, 115692, 125022, 154256, 166696, 231384, 250044, 333392, 462768, 500088, 645947, 1000176, 1291894, 1937841, 2583788, 3875682, 5167576, 7751364, 10335152, 15502728, 31005456]

約数ペア:

[(1, 31005456), (2, 15502728), (3, 10335152), (4, 7751364), (6, 5167576), (8, 3875682), (12, 2583788), (16, 1937841), (24, 1291894), (31, 1000176), (48, 645947), (62, 500088), (67, 462768), (93, 333392), (124, 250044), (134, 231384), (186, 166696), (201, 154256), (248, 125022), (268, 115692), (311, 99696), (372, 83348), (402, 77128), (496, 62511), (536, 57846), (622, 49848), (744, 41674), (804, 38564), (933, 33232), (1072, 28923), (1244, 24924), (1488, 20837), (1608, 19282), (1866, 16616), (2077, 14928), (2488, 12462), (3216, 9641), (3732, 8308), (4154, 7464), (4976, 6231)]