30300720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{503}}^1$

素因数の和:770

約数の個数: 80

約数和(自身を含む): 94493952

約数和(自身を除く): 64193232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 251, 502, 503, 753, 1004, 1006, 1255, 1506, 1509, 2008, 2012, 2510, 2515, 3012, 3018, 3765, 4016, 4024, 5020, 5030, 6024, 6036, 7530, 7545, 8048, 10040, 10060, 12048, 12072, 15060, 15090, 20080, 20120, 24144, 30120, 30180, 40240, 60240, 60360, 120720, 126253, 252506, 378759, 505012, 631265, 757518, 1010024, 1262530, 1515036, 1893795, 2020048, 2525060, 3030072, 3787590, 5050120, 6060144, 7575180, 10100240, 15150360, 30300720]

約数ペア:

[(1, 30300720), (2, 15150360), (3, 10100240), (4, 7575180), (5, 6060144), (6, 5050120), (8, 3787590), (10, 3030072), (12, 2525060), (15, 2020048), (16, 1893795), (20, 1515036), (24, 1262530), (30, 1010024), (40, 757518), (48, 631265), (60, 505012), (80, 378759), (120, 252506), (240, 126253), (251, 120720), (502, 60360), (503, 60240), (753, 40240), (1004, 30180), (1006, 30120), (1255, 24144), (1506, 20120), (1509, 20080), (2008, 15090), (2012, 15060), (2510, 12072), (2515, 12048), (3012, 10060), (3018, 10040), (3765, 8048), (4016, 7545), (4024, 7530), (5020, 6036), (5030, 6024)]