111428820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8719}}^1$

素因数の和:8805

約数の個数: 72

約数和(自身を含む): 342800640

約数和(自身を除く): 231371820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 8719, 12780, 17438, 26157, 34876, 43595, 52314, 78471, 87190, 104628, 130785, 156942, 174380, 261570, 313884, 392355, 523140, 619049, 784710, 1238098, 1569420, 1857147, 2476196, 3095245, 3714294, 5571441, 6190490, 7428588, 9285735, 11142882, 12380980, 18571470, 22285764, 27857205, 37142940, 55714410, 111428820]

約数ペア:

[(1, 111428820), (2, 55714410), (3, 37142940), (4, 27857205), (5, 22285764), (6, 18571470), (9, 12380980), (10, 11142882), (12, 9285735), (15, 7428588), (18, 6190490), (20, 5571441), (30, 3714294), (36, 3095245), (45, 2476196), (60, 1857147), (71, 1569420), (90, 1238098), (142, 784710), (180, 619049), (213, 523140), (284, 392355), (355, 313884), (426, 261570), (639, 174380), (710, 156942), (852, 130785), (1065, 104628), (1278, 87190), (1420, 78471), (2130, 52314), (2556, 43595), (3195, 34876), (4260, 26157), (6390, 17438), (8719, 12780)]