31041540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5563}}^1$

素因数の和:5609

約数の個数: 72

約数和(自身を含む): 97214208

約数和(自身を除く): 66172668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5563, 5580, 11126, 16689, 22252, 27815, 33378, 50067, 55630, 66756, 83445, 100134, 111260, 166890, 172453, 200268, 250335, 333780, 344906, 500670, 517359, 689812, 862265, 1001340, 1034718, 1552077, 1724530, 2069436, 2586795, 3104154, 3449060, 5173590, 6208308, 7760385, 10347180, 15520770, 31041540]

約数ペア:

[(1, 31041540), (2, 15520770), (3, 10347180), (4, 7760385), (5, 6208308), (6, 5173590), (9, 3449060), (10, 3104154), (12, 2586795), (15, 2069436), (18, 1724530), (20, 1552077), (30, 1034718), (31, 1001340), (36, 862265), (45, 689812), (60, 517359), (62, 500670), (90, 344906), (93, 333780), (124, 250335), (155, 200268), (180, 172453), (186, 166890), (279, 111260), (310, 100134), (372, 83445), (465, 66756), (558, 55630), (620, 50067), (930, 33378), (1116, 27815), (1395, 22252), (1860, 16689), (2790, 11126), (5563, 5580)]