408249520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{15511}}^1$

素因数の和:15578

約数の個数: 80

約数和(自身を含む): 1107929088

約数和(自身を除く): 699679568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2632, 3290, 3760, 5264, 6580, 13160, 15511, 26320, 31022, 62044, 77555, 108577, 124088, 155110, 217154, 248176, 310220, 434308, 542885, 620440, 729017, 868616, 1085770, 1240880, 1458034, 1737232, 2171540, 2916068, 3645085, 4343080, 5103119, 5832136, 7290170, 8686160, 10206238, 11664272, 14580340, 20412476, 25515595, 29160680, 40824952, 51031190, 58321360, 81649904, 102062380, 204124760, 408249520]

約数ペア:

[(1, 408249520), (2, 204124760), (4, 102062380), (5, 81649904), (7, 58321360), (8, 51031190), (10, 40824952), (14, 29160680), (16, 25515595), (20, 20412476), (28, 14580340), (35, 11664272), (40, 10206238), (47, 8686160), (56, 7290170), (70, 5832136), (80, 5103119), (94, 4343080), (112, 3645085), (140, 2916068), (188, 2171540), (235, 1737232), (280, 1458034), (329, 1240880), (376, 1085770), (470, 868616), (560, 729017), (658, 620440), (752, 542885), (940, 434308), (1316, 310220), (1645, 248176), (1880, 217154), (2632, 155110), (3290, 124088), (3760, 108577), (5264, 77555), (6580, 62044), (13160, 31022), (15511, 26320)]