80838180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6703}}^1$

素因数の和:6785

約数の個数: 72

約数和(自身を含む): 248906112

約数和(自身を除く): 168067932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 1005, 1206, 1340, 2010, 2412, 3015, 4020, 6030, 6703, 12060, 13406, 20109, 26812, 33515, 40218, 60327, 67030, 80436, 100545, 120654, 134060, 201090, 241308, 301635, 402180, 449101, 603270, 898202, 1206540, 1347303, 1796404, 2245505, 2694606, 4041909, 4491010, 5389212, 6736515, 8083818, 8982020, 13473030, 16167636, 20209545, 26946060, 40419090, 80838180]

約数ペア:

[(1, 80838180), (2, 40419090), (3, 26946060), (4, 20209545), (5, 16167636), (6, 13473030), (9, 8982020), (10, 8083818), (12, 6736515), (15, 5389212), (18, 4491010), (20, 4041909), (30, 2694606), (36, 2245505), (45, 1796404), (60, 1347303), (67, 1206540), (90, 898202), (134, 603270), (180, 449101), (201, 402180), (268, 301635), (335, 241308), (402, 201090), (603, 134060), (670, 120654), (804, 100545), (1005, 80436), (1206, 67030), (1340, 60327), (2010, 40218), (2412, 33515), (3015, 26812), (4020, 20109), (6030, 13406), (6703, 12060)]