13489020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{547}}^1$

素因数の和:699

約数の個数: 72

約数和(自身を含む): 41290704

約数和(自身を除く): 27801684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 411, 547, 548, 685, 822, 1094, 1233, 1370, 1641, 1644, 2055, 2188, 2466, 2735, 2740, 3282, 4110, 4923, 4932, 5470, 6165, 6564, 8205, 8220, 9846, 10940, 12330, 16410, 19692, 24615, 24660, 32820, 49230, 74939, 98460, 149878, 224817, 299756, 374695, 449634, 674451, 749390, 899268, 1124085, 1348902, 1498780, 2248170, 2697804, 3372255, 4496340, 6744510, 13489020]

約数ペア:

[(1, 13489020), (2, 6744510), (3, 4496340), (4, 3372255), (5, 2697804), (6, 2248170), (9, 1498780), (10, 1348902), (12, 1124085), (15, 899268), (18, 749390), (20, 674451), (30, 449634), (36, 374695), (45, 299756), (60, 224817), (90, 149878), (137, 98460), (180, 74939), (274, 49230), (411, 32820), (547, 24660), (548, 24615), (685, 19692), (822, 16410), (1094, 12330), (1233, 10940), (1370, 9846), (1641, 8220), (1644, 8205), (2055, 6564), (2188, 6165), (2466, 5470), (2735, 4932), (2740, 4923), (3282, 4110)]