172620090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61871}}^1$

素因数の和:61915

約数の個数: 48

約数和(自身を含む): 463297536

約数和(自身を除く): 290677446

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 61871, 123742, 185613, 309355, 371226, 556839, 618710, 928065, 1113678, 1856130, 1918001, 2784195, 3836002, 5568390, 5754003, 9590005, 11508006, 17262009, 19180010, 28770015, 34524018, 57540030, 86310045, 172620090]

約数ペア:

[(1, 172620090), (2, 86310045), (3, 57540030), (5, 34524018), (6, 28770015), (9, 19180010), (10, 17262009), (15, 11508006), (18, 9590005), (30, 5754003), (31, 5568390), (45, 3836002), (62, 2784195), (90, 1918001), (93, 1856130), (155, 1113678), (186, 928065), (279, 618710), (310, 556839), (465, 371226), (558, 309355), (930, 185613), (1395, 123742), (2790, 61871)]