1997160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:131

約数の個数: 128

約数和(自身を含む): 6998400

約数和(自身を除く): 5001240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 89, 102, 110, 120, 132, 136, 165, 170, 178, 187, 204, 220, 255, 264, 267, 330, 340, 356, 374, 408, 440, 445, 510, 534, 561, 660, 680, 712, 748, 890, 935, 979, 1020, 1068, 1122, 1320, 1335, 1496, 1513, 1780, 1870, 1958, 2040, 2136, 2244, 2670, 2805, 2937, 3026, 3560, 3740, 3916, 4488, 4539, 4895, 5340, 5610, 5874, 6052, 7480, 7565, 7832, 9078, 9790, 10680, 11220, 11748, 12104, 14685, 15130, 16643, 18156, 19580, 22440, 22695, 23496, 29370, 30260, 33286, 36312, 39160, 45390, 49929, 58740, 60520, 66572, 83215, 90780, 99858, 117480, 133144, 166430, 181560, 199716, 249645, 332860, 399432, 499290, 665720, 998580, 1997160]

約数ペア:

[(1, 1997160), (2, 998580), (3, 665720), (4, 499290), (5, 399432), (6, 332860), (8, 249645), (10, 199716), (11, 181560), (12, 166430), (15, 133144), (17, 117480), (20, 99858), (22, 90780), (24, 83215), (30, 66572), (33, 60520), (34, 58740), (40, 49929), (44, 45390), (51, 39160), (55, 36312), (60, 33286), (66, 30260), (68, 29370), (85, 23496), (88, 22695), (89, 22440), (102, 19580), (110, 18156), (120, 16643), (132, 15130), (136, 14685), (165, 12104), (170, 11748), (178, 11220), (187, 10680), (204, 9790), (220, 9078), (255, 7832), (264, 7565), (267, 7480), (330, 6052), (340, 5874), (356, 5610), (374, 5340), (408, 4895), (440, 4539), (445, 4488), (510, 3916), (534, 3740), (561, 3560), (660, 3026), (680, 2937), (712, 2805), (748, 2670), (890, 2244), (935, 2136), (979, 2040), (1020, 1958), (1068, 1870), (1122, 1780), (1320, 1513), (1335, 1496)]