31346140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 79478784

約数和(自身を除く): 48132644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 43, 70, 82, 86, 127, 140, 164, 172, 205, 215, 254, 287, 301, 410, 430, 508, 574, 602, 635, 820, 860, 889, 1148, 1204, 1270, 1435, 1505, 1763, 1778, 2540, 2870, 3010, 3526, 3556, 4445, 5207, 5461, 5740, 6020, 7052, 8815, 8890, 10414, 10922, 12341, 17630, 17780, 20828, 21844, 24682, 26035, 27305, 35260, 36449, 38227, 49364, 52070, 54610, 61705, 72898, 76454, 104140, 109220, 123410, 145796, 152908, 182245, 191135, 223901, 246820, 364490, 382270, 447802, 728980, 764540, 895604, 1119505, 1567307, 2239010, 3134614, 4478020, 6269228, 7836535, 15673070, 31346140]

約数ペア:

[(1, 31346140), (2, 15673070), (4, 7836535), (5, 6269228), (7, 4478020), (10, 3134614), (14, 2239010), (20, 1567307), (28, 1119505), (35, 895604), (41, 764540), (43, 728980), (70, 447802), (82, 382270), (86, 364490), (127, 246820), (140, 223901), (164, 191135), (172, 182245), (205, 152908), (215, 145796), (254, 123410), (287, 109220), (301, 104140), (410, 76454), (430, 72898), (508, 61705), (574, 54610), (602, 52070), (635, 49364), (820, 38227), (860, 36449), (889, 35260), (1148, 27305), (1204, 26035), (1270, 24682), (1435, 21844), (1505, 20828), (1763, 17780), (1778, 17630), (2540, 12341), (2870, 10922), (3010, 10414), (3526, 8890), (3556, 8815), (4445, 7052), (5207, 6020), (5461, 5740)]