85741380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{947}}^1$

素因数の和:1465

約数の個数: 72

約数和(自身を含む): 260874432

約数和(自身を除く): 175133052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 503, 947, 1006, 1509, 1894, 2012, 2515, 2841, 3018, 3788, 4527, 4735, 5030, 5682, 6036, 7545, 8523, 9054, 9470, 10060, 11364, 14205, 15090, 17046, 18108, 18940, 22635, 28410, 30180, 34092, 42615, 45270, 56820, 85230, 90540, 170460, 476341, 952682, 1429023, 1905364, 2381705, 2858046, 4287069, 4763410, 5716092, 7145115, 8574138, 9526820, 14290230, 17148276, 21435345, 28580460, 42870690, 85741380]

約数ペア:

[(1, 85741380), (2, 42870690), (3, 28580460), (4, 21435345), (5, 17148276), (6, 14290230), (9, 9526820), (10, 8574138), (12, 7145115), (15, 5716092), (18, 4763410), (20, 4287069), (30, 2858046), (36, 2381705), (45, 1905364), (60, 1429023), (90, 952682), (180, 476341), (503, 170460), (947, 90540), (1006, 85230), (1509, 56820), (1894, 45270), (2012, 42615), (2515, 34092), (2841, 30180), (3018, 28410), (3788, 22635), (4527, 18940), (4735, 18108), (5030, 17046), (5682, 15090), (6036, 14205), (7545, 11364), (8523, 10060), (9054, 9470)]