1320010320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{27919}}^1$

素因数の和:28132

約数の個数: 80

約数和(自身を含む): 4112951040

約数和(自身を除く): 2792940720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2955, 3152, 3940, 4728, 5910, 7880, 9456, 11820, 15760, 23640, 27919, 47280, 55838, 83757, 111676, 139595, 167514, 223352, 279190, 335028, 418785, 446704, 558380, 670056, 837570, 1116760, 1340112, 1675140, 2233520, 3350280, 5500043, 6700560, 11000086, 16500129, 22000172, 27500215, 33000258, 44000344, 55000430, 66000516, 82500645, 88000688, 110000860, 132001032, 165001290, 220001720, 264002064, 330002580, 440003440, 660005160, 1320010320]

約数ペア:

[(1, 1320010320), (2, 660005160), (3, 440003440), (4, 330002580), (5, 264002064), (6, 220001720), (8, 165001290), (10, 132001032), (12, 110000860), (15, 88000688), (16, 82500645), (20, 66000516), (24, 55000430), (30, 44000344), (40, 33000258), (48, 27500215), (60, 22000172), (80, 16500129), (120, 11000086), (197, 6700560), (240, 5500043), (394, 3350280), (591, 2233520), (788, 1675140), (985, 1340112), (1182, 1116760), (1576, 837570), (1970, 670056), (2364, 558380), (2955, 446704), (3152, 418785), (3940, 335028), (4728, 279190), (5910, 223352), (7880, 167514), (9456, 139595), (11820, 111676), (15760, 83757), (23640, 55838), (27919, 47280)]