30212760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3187}}^1$

素因数の和:3280

約数の個数: 64

約数和(自身を含む): 91814400

約数和(自身を除く): 61601640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 3187, 4740, 6374, 9480, 9561, 12748, 15935, 19122, 25496, 31870, 38244, 47805, 63740, 76488, 95610, 127480, 191220, 251773, 382440, 503546, 755319, 1007092, 1258865, 1510638, 2014184, 2517730, 3021276, 3776595, 5035460, 6042552, 7553190, 10070920, 15106380, 30212760]

約数ペア:

[(1, 30212760), (2, 15106380), (3, 10070920), (4, 7553190), (5, 6042552), (6, 5035460), (8, 3776595), (10, 3021276), (12, 2517730), (15, 2014184), (20, 1510638), (24, 1258865), (30, 1007092), (40, 755319), (60, 503546), (79, 382440), (120, 251773), (158, 191220), (237, 127480), (316, 95610), (395, 76488), (474, 63740), (632, 47805), (790, 38244), (948, 31870), (1185, 25496), (1580, 19122), (1896, 15935), (2370, 12748), (3160, 9561), (3187, 9480), (4740, 6374)]