77387240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{577}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 199756800

約数和(自身を除く): 122369560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 479, 577, 958, 1154, 1916, 2308, 2395, 2885, 3353, 3832, 4039, 4616, 4790, 5770, 6706, 8078, 9580, 11540, 13412, 16156, 16765, 19160, 20195, 23080, 26824, 32312, 33530, 40390, 67060, 80780, 134120, 161560, 276383, 552766, 1105532, 1381915, 1934681, 2211064, 2763830, 3869362, 5527660, 7738724, 9673405, 11055320, 15477448, 19346810, 38693620, 77387240]

約数ペア:

[(1, 77387240), (2, 38693620), (4, 19346810), (5, 15477448), (7, 11055320), (8, 9673405), (10, 7738724), (14, 5527660), (20, 3869362), (28, 2763830), (35, 2211064), (40, 1934681), (56, 1381915), (70, 1105532), (140, 552766), (280, 276383), (479, 161560), (577, 134120), (958, 80780), (1154, 67060), (1916, 40390), (2308, 33530), (2395, 32312), (2885, 26824), (3353, 23080), (3832, 20195), (4039, 19160), (4616, 16765), (4790, 16156), (5770, 13412), (6706, 11540), (8078, 9580)]