2821552110

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25931}}^1$

素因数の和:25991

約数の個数: 128

約数和(自身を含む): 8364625920

約数和(自身を除く): 5543073810

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 31, 39, 45, 54, 62, 65, 78, 90, 93, 117, 130, 135, 155, 186, 195, 234, 270, 279, 310, 351, 390, 403, 465, 558, 585, 702, 806, 837, 930, 1170, 1209, 1395, 1674, 1755, 2015, 2418, 2790, 3510, 3627, 4030, 4185, 6045, 7254, 8370, 10881, 12090, 18135, 21762, 25931, 36270, 51862, 54405, 77793, 108810, 129655, 155586, 233379, 259310, 337103, 388965, 466758, 674206, 700137, 777930, 803861, 1011309, 1166895, 1400274, 1607722, 1685515, 2022618, 2333790, 2411583, 3033927, 3371030, 3500685, 4019305, 4823166, 5056545, 6067854, 7001370, 7234749, 8038610, 9101781, 10113090, 10450193, 12057915, 14469498, 15169635, 18203562, 20900386, 21704247, 24115830, 30339270, 31350579, 36173745, 43408494, 45508905, 52250965, 62701158, 72347490, 91017810, 94051737, 104501930, 108521235, 156752895, 188103474, 217042470, 282155211, 313505790, 470258685, 564310422, 940517370, 1410776055, 2821552110]

約数ペア:

[(1, 2821552110), (2, 1410776055), (3, 940517370), (5, 564310422), (6, 470258685), (9, 313505790), (10, 282155211), (13, 217042470), (15, 188103474), (18, 156752895), (26, 108521235), (27, 104501930), (30, 94051737), (31, 91017810), (39, 72347490), (45, 62701158), (54, 52250965), (62, 45508905), (65, 43408494), (78, 36173745), (90, 31350579), (93, 30339270), (117, 24115830), (130, 21704247), (135, 20900386), (155, 18203562), (186, 15169635), (195, 14469498), (234, 12057915), (270, 10450193), (279, 10113090), (310, 9101781), (351, 8038610), (390, 7234749), (403, 7001370), (465, 6067854), (558, 5056545), (585, 4823166), (702, 4019305), (806, 3500685), (837, 3371030), (930, 3033927), (1170, 2411583), (1209, 2333790), (1395, 2022618), (1674, 1685515), (1755, 1607722), (2015, 1400274), (2418, 1166895), (2790, 1011309), (3510, 803861), (3627, 777930), (4030, 700137), (4185, 674206), (6045, 466758), (7254, 388965), (8370, 337103), (10881, 259310), (12090, 233379), (18135, 155586), (21762, 129655), (25931, 108810), (36270, 77793), (51862, 54405)]