338380020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170899}}^1$

素因数の和:170925

約数の個数: 72

約数和(自身を含む): 1119736800

約数和(自身を除く): 781356780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 170899, 341798, 512697, 683596, 854495, 1025394, 1538091, 1708990, 1879889, 2050788, 2563485, 3076182, 3417980, 3759778, 5126970, 5639667, 6152364, 7519556, 7690455, 9399445, 10253940, 11279334, 15380910, 16919001, 18798890, 22558668, 28198335, 30761820, 33838002, 37597780, 56396670, 67676004, 84595005, 112793340, 169190010, 338380020]

約数ペア:

[(1, 338380020), (2, 169190010), (3, 112793340), (4, 84595005), (5, 67676004), (6, 56396670), (9, 37597780), (10, 33838002), (11, 30761820), (12, 28198335), (15, 22558668), (18, 18798890), (20, 16919001), (22, 15380910), (30, 11279334), (33, 10253940), (36, 9399445), (44, 7690455), (45, 7519556), (55, 6152364), (60, 5639667), (66, 5126970), (90, 3759778), (99, 3417980), (110, 3076182), (132, 2563485), (165, 2050788), (180, 1879889), (198, 1708990), (220, 1538091), (330, 1025394), (396, 854495), (495, 683596), (660, 512697), (990, 341798), (1980, 170899)]