71345520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{503}}^1$

素因数の和:719

約数の個数: 120

約数和(自身を含む): 241297056

約数和(自身を除く): 169951536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 197, 240, 360, 394, 503, 591, 720, 788, 985, 1006, 1182, 1509, 1576, 1773, 1970, 2012, 2364, 2515, 2955, 3018, 3152, 3546, 3940, 4024, 4527, 4728, 5030, 5910, 6036, 7092, 7545, 7880, 8048, 8865, 9054, 9456, 10060, 11820, 12072, 14184, 15090, 15760, 17730, 18108, 20120, 22635, 23640, 24144, 28368, 30180, 35460, 36216, 40240, 45270, 47280, 60360, 70920, 72432, 90540, 99091, 120720, 141840, 181080, 198182, 297273, 362160, 396364, 495455, 594546, 792728, 891819, 990910, 1189092, 1486365, 1585456, 1783638, 1981820, 2378184, 2972730, 3567276, 3963640, 4459095, 4756368, 5945460, 7134552, 7927280, 8918190, 11890920, 14269104, 17836380, 23781840, 35672760, 71345520]

約数ペア:

[(1, 71345520), (2, 35672760), (3, 23781840), (4, 17836380), (5, 14269104), (6, 11890920), (8, 8918190), (9, 7927280), (10, 7134552), (12, 5945460), (15, 4756368), (16, 4459095), (18, 3963640), (20, 3567276), (24, 2972730), (30, 2378184), (36, 1981820), (40, 1783638), (45, 1585456), (48, 1486365), (60, 1189092), (72, 990910), (80, 891819), (90, 792728), (120, 594546), (144, 495455), (180, 396364), (197, 362160), (240, 297273), (360, 198182), (394, 181080), (503, 141840), (591, 120720), (720, 99091), (788, 90540), (985, 72432), (1006, 70920), (1182, 60360), (1509, 47280), (1576, 45270), (1773, 40240), (1970, 36216), (2012, 35460), (2364, 30180), (2515, 28368), (2955, 24144), (3018, 23640), (3152, 22635), (3546, 20120), (3940, 18108), (4024, 17730), (4527, 15760), (4728, 15090), (5030, 14184), (5910, 12072), (6036, 11820), (7092, 10060), (7545, 9456), (7880, 9054), (8048, 8865)]