81848160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{503}}^1$

素因数の和:637

約数の個数: 144

約数和(自身を含む): 282338784

約数和(自身を除く): 200490624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 113, 120, 144, 160, 180, 226, 240, 288, 339, 360, 452, 480, 503, 565, 678, 720, 904, 1006, 1017, 1130, 1356, 1440, 1509, 1695, 1808, 2012, 2034, 2260, 2515, 2712, 3018, 3390, 3616, 4024, 4068, 4520, 4527, 5030, 5085, 5424, 6036, 6780, 7545, 8048, 8136, 9040, 9054, 10060, 10170, 10848, 12072, 13560, 15090, 16096, 16272, 18080, 18108, 20120, 20340, 22635, 24144, 27120, 30180, 32544, 36216, 40240, 40680, 45270, 48288, 54240, 56839, 60360, 72432, 80480, 81360, 90540, 113678, 120720, 144864, 162720, 170517, 181080, 227356, 241440, 284195, 341034, 362160, 454712, 511551, 568390, 682068, 724320, 852585, 909424, 1023102, 1136780, 1364136, 1705170, 1818848, 2046204, 2273560, 2557755, 2728272, 3410340, 4092408, 4547120, 5115510, 5456544, 6820680, 8184816, 9094240, 10231020, 13641360, 16369632, 20462040, 27282720, 40924080, 81848160]

約数ペア:

[(1, 81848160), (2, 40924080), (3, 27282720), (4, 20462040), (5, 16369632), (6, 13641360), (8, 10231020), (9, 9094240), (10, 8184816), (12, 6820680), (15, 5456544), (16, 5115510), (18, 4547120), (20, 4092408), (24, 3410340), (30, 2728272), (32, 2557755), (36, 2273560), (40, 2046204), (45, 1818848), (48, 1705170), (60, 1364136), (72, 1136780), (80, 1023102), (90, 909424), (96, 852585), (113, 724320), (120, 682068), (144, 568390), (160, 511551), (180, 454712), (226, 362160), (240, 341034), (288, 284195), (339, 241440), (360, 227356), (452, 181080), (480, 170517), (503, 162720), (565, 144864), (678, 120720), (720, 113678), (904, 90540), (1006, 81360), (1017, 80480), (1130, 72432), (1356, 60360), (1440, 56839), (1509, 54240), (1695, 48288), (1808, 45270), (2012, 40680), (2034, 40240), (2260, 36216), (2515, 32544), (2712, 30180), (3018, 27120), (3390, 24144), (3616, 22635), (4024, 20340), (4068, 20120), (4520, 18108), (4527, 18080), (5030, 16272), (5085, 16096), (5424, 15090), (6036, 13560), (6780, 12072), (7545, 10848), (8048, 10170), (8136, 10060), (9040, 9054)]