28122960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3167}}^1$

素因数の和:3220

約数の個数: 80

約数和(自身を含む): 89565696

約数和(自身を除く): 61442736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 3167, 4440, 6334, 8880, 9501, 12668, 15835, 19002, 25336, 31670, 38004, 47505, 50672, 63340, 76008, 95010, 117179, 126680, 152016, 190020, 234358, 253360, 351537, 380040, 468716, 585895, 703074, 760080, 937432, 1171790, 1406148, 1757685, 1874864, 2343580, 2812296, 3515370, 4687160, 5624592, 7030740, 9374320, 14061480, 28122960]

約数ペア:

[(1, 28122960), (2, 14061480), (3, 9374320), (4, 7030740), (5, 5624592), (6, 4687160), (8, 3515370), (10, 2812296), (12, 2343580), (15, 1874864), (16, 1757685), (20, 1406148), (24, 1171790), (30, 937432), (37, 760080), (40, 703074), (48, 585895), (60, 468716), (74, 380040), (80, 351537), (111, 253360), (120, 234358), (148, 190020), (185, 152016), (222, 126680), (240, 117179), (296, 95010), (370, 76008), (444, 63340), (555, 50672), (592, 47505), (740, 38004), (888, 31670), (1110, 25336), (1480, 19002), (1776, 15835), (2220, 12668), (2960, 9501), (3167, 8880), (4440, 6334)]