260767980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131701}}^1$

素因数の和:131727

約数の個数: 72

約数和(自身を含む): 862911504

約数和(自身を除く): 602143524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 131701, 263402, 395103, 526804, 658505, 790206, 1185309, 1317010, 1448711, 1580412, 1975515, 2370618, 2634020, 2897422, 3951030, 4346133, 4741236, 5794844, 5926545, 7243555, 7902060, 8692266, 11853090, 13038399, 14487110, 17384532, 21730665, 23706180, 26076798, 28974220, 43461330, 52153596, 65191995, 86922660, 130383990, 260767980]

約数ペア:

[(1, 260767980), (2, 130383990), (3, 86922660), (4, 65191995), (5, 52153596), (6, 43461330), (9, 28974220), (10, 26076798), (11, 23706180), (12, 21730665), (15, 17384532), (18, 14487110), (20, 13038399), (22, 11853090), (30, 8692266), (33, 7902060), (36, 7243555), (44, 5926545), (45, 5794844), (55, 4741236), (60, 4346133), (66, 3951030), (90, 2897422), (99, 2634020), (110, 2370618), (132, 1975515), (165, 1580412), (180, 1448711), (198, 1317010), (220, 1185309), (330, 790206), (396, 658505), (495, 526804), (660, 395103), (990, 263402), (1980, 131701)]