684760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:100

約数の個数: 64

約数和(自身を含む): 1749600

約数和(自身を除く): 1064840

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 53, 68, 76, 85, 95, 106, 136, 152, 170, 190, 212, 265, 323, 340, 380, 424, 530, 646, 680, 760, 901, 1007, 1060, 1292, 1615, 1802, 2014, 2120, 2584, 3230, 3604, 4028, 4505, 5035, 6460, 7208, 8056, 9010, 10070, 12920, 17119, 18020, 20140, 34238, 36040, 40280, 68476, 85595, 136952, 171190, 342380, 684760]

約数ペア:

[(1, 684760), (2, 342380), (4, 171190), (5, 136952), (8, 85595), (10, 68476), (17, 40280), (19, 36040), (20, 34238), (34, 20140), (38, 18020), (40, 17119), (53, 12920), (68, 10070), (76, 9010), (85, 8056), (95, 7208), (106, 6460), (136, 5035), (152, 4505), (170, 4028), (190, 3604), (212, 3230), (265, 2584), (323, 2120), (340, 2014), (380, 1802), (424, 1615), (530, 1292), (646, 1060), (680, 1007), (760, 901)]