161355720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{6967}}^1$

素因数の和:7174

約数の個数: 64

約数和(自身を含む): 486645120

約数和(自身を除く): 325289400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 193, 386, 579, 772, 965, 1158, 1544, 1930, 2316, 2895, 3860, 4632, 5790, 6967, 7720, 11580, 13934, 20901, 23160, 27868, 34835, 41802, 55736, 69670, 83604, 104505, 139340, 167208, 209010, 278680, 418020, 836040, 1344631, 2689262, 4033893, 5378524, 6723155, 8067786, 10757048, 13446310, 16135572, 20169465, 26892620, 32271144, 40338930, 53785240, 80677860, 161355720]

約数ペア:

[(1, 161355720), (2, 80677860), (3, 53785240), (4, 40338930), (5, 32271144), (6, 26892620), (8, 20169465), (10, 16135572), (12, 13446310), (15, 10757048), (20, 8067786), (24, 6723155), (30, 5378524), (40, 4033893), (60, 2689262), (120, 1344631), (193, 836040), (386, 418020), (579, 278680), (772, 209010), (965, 167208), (1158, 139340), (1544, 104505), (1930, 83604), (2316, 69670), (2895, 55736), (3860, 41802), (4632, 34835), (5790, 27868), (6967, 23160), (7720, 20901), (11580, 13934)]