260037680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6361}}^1$

素因数の和:6454

約数の個数: 80

約数和(自身を含む): 700532544

約数和(自身を除く): 440494864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 5110, 5840, 6361, 8176, 10220, 12722, 20440, 25444, 31805, 40880, 44527, 50888, 63610, 89054, 101776, 127220, 178108, 222635, 254440, 356216, 445270, 464353, 508880, 712432, 890540, 928706, 1781080, 1857412, 2321765, 3250471, 3562160, 3714824, 4643530, 6500942, 7429648, 9287060, 13001884, 16252355, 18574120, 26003768, 32504710, 37148240, 52007536, 65009420, 130018840, 260037680]

約数ペア:

[(1, 260037680), (2, 130018840), (4, 65009420), (5, 52007536), (7, 37148240), (8, 32504710), (10, 26003768), (14, 18574120), (16, 16252355), (20, 13001884), (28, 9287060), (35, 7429648), (40, 6500942), (56, 4643530), (70, 3714824), (73, 3562160), (80, 3250471), (112, 2321765), (140, 1857412), (146, 1781080), (280, 928706), (292, 890540), (365, 712432), (511, 508880), (560, 464353), (584, 445270), (730, 356216), (1022, 254440), (1168, 222635), (1460, 178108), (2044, 127220), (2555, 101776), (2920, 89054), (4088, 63610), (5110, 50888), (5840, 44527), (6361, 40880), (8176, 31805), (10220, 25444), (12722, 20440)]