16027920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 120

約数和(自身を含む): 54579096

約数和(自身を除く): 38551176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 113, 120, 144, 180, 197, 226, 240, 339, 360, 394, 452, 565, 591, 678, 720, 788, 904, 985, 1017, 1130, 1182, 1356, 1576, 1695, 1773, 1808, 1970, 2034, 2260, 2364, 2712, 2955, 3152, 3390, 3546, 3940, 4068, 4520, 4728, 5085, 5424, 5910, 6780, 7092, 7880, 8136, 8865, 9040, 9456, 10170, 11820, 13560, 14184, 15760, 16272, 17730, 20340, 22261, 23640, 27120, 28368, 35460, 40680, 44522, 47280, 66783, 70920, 81360, 89044, 111305, 133566, 141840, 178088, 200349, 222610, 267132, 333915, 356176, 400698, 445220, 534264, 667830, 801396, 890440, 1001745, 1068528, 1335660, 1602792, 1780880, 2003490, 2671320, 3205584, 4006980, 5342640, 8013960, 16027920]

約数ペア:

[(1, 16027920), (2, 8013960), (3, 5342640), (4, 4006980), (5, 3205584), (6, 2671320), (8, 2003490), (9, 1780880), (10, 1602792), (12, 1335660), (15, 1068528), (16, 1001745), (18, 890440), (20, 801396), (24, 667830), (30, 534264), (36, 445220), (40, 400698), (45, 356176), (48, 333915), (60, 267132), (72, 222610), (80, 200349), (90, 178088), (113, 141840), (120, 133566), (144, 111305), (180, 89044), (197, 81360), (226, 70920), (240, 66783), (339, 47280), (360, 44522), (394, 40680), (452, 35460), (565, 28368), (591, 27120), (678, 23640), (720, 22261), (788, 20340), (904, 17730), (985, 16272), (1017, 15760), (1130, 14184), (1182, 13560), (1356, 11820), (1576, 10170), (1695, 9456), (1773, 9040), (1808, 8865), (1970, 8136), (2034, 7880), (2260, 7092), (2364, 6780), (2712, 5910), (2955, 5424), (3152, 5085), (3390, 4728), (3546, 4520), (3940, 4068)]