31930380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3347}}^1$

素因数の和:3415

約数の個数: 72

約数和(自身を含む): 98712432

約数和(自身を除く): 66782052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 3347, 4770, 6694, 9540, 10041, 13388, 16735, 20082, 30123, 33470, 40164, 50205, 60246, 66940, 100410, 120492, 150615, 177391, 200820, 301230, 354782, 532173, 602460, 709564, 886955, 1064346, 1596519, 1773910, 2128692, 2660865, 3193038, 3547820, 5321730, 6386076, 7982595, 10643460, 15965190, 31930380]

約数ペア:

[(1, 31930380), (2, 15965190), (3, 10643460), (4, 7982595), (5, 6386076), (6, 5321730), (9, 3547820), (10, 3193038), (12, 2660865), (15, 2128692), (18, 1773910), (20, 1596519), (30, 1064346), (36, 886955), (45, 709564), (53, 602460), (60, 532173), (90, 354782), (106, 301230), (159, 200820), (180, 177391), (212, 150615), (265, 120492), (318, 100410), (477, 66940), (530, 60246), (636, 50205), (795, 40164), (954, 33470), (1060, 30123), (1590, 20082), (1908, 16735), (2385, 13388), (3180, 10041), (3347, 9540), (4770, 6694)]