64547160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2143}}^1$

素因数の和:2408

約数の個数: 64

約数和(自身を含む): 194503680

約数和(自身を除く): 129956520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1255, 1506, 2008, 2143, 2510, 3012, 3765, 4286, 5020, 6024, 6429, 7530, 8572, 10040, 10715, 12858, 15060, 17144, 21430, 25716, 30120, 32145, 42860, 51432, 64290, 85720, 128580, 257160, 537893, 1075786, 1613679, 2151572, 2689465, 3227358, 4303144, 5378930, 6454716, 8068395, 10757860, 12909432, 16136790, 21515720, 32273580, 64547160]

約数ペア:

[(1, 64547160), (2, 32273580), (3, 21515720), (4, 16136790), (5, 12909432), (6, 10757860), (8, 8068395), (10, 6454716), (12, 5378930), (15, 4303144), (20, 3227358), (24, 2689465), (30, 2151572), (40, 1613679), (60, 1075786), (120, 537893), (251, 257160), (502, 128580), (753, 85720), (1004, 64290), (1255, 51432), (1506, 42860), (2008, 32145), (2143, 30120), (2510, 25716), (3012, 21430), (3765, 17144), (4286, 15060), (5020, 12858), (6024, 10715), (6429, 10040), (7530, 8572)]