168289380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{211}}^2$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 601211520

約数和(自身を除く): 432922140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 211, 252, 270, 315, 378, 420, 422, 540, 630, 633, 756, 844, 945, 1055, 1260, 1266, 1477, 1890, 1899, 2110, 2532, 2954, 3165, 3780, 3798, 4220, 4431, 5697, 5908, 6330, 7385, 7596, 8862, 9495, 11394, 12660, 13293, 14770, 17724, 18990, 22155, 22788, 26586, 28485, 29540, 37980, 39879, 44310, 44521, 53172, 56970, 66465, 79758, 88620, 89042, 113940, 132930, 133563, 159516, 178084, 199395, 222605, 265860, 267126, 311647, 398790, 400689, 445210, 534252, 623294, 667815, 797580, 801378, 890420, 934941, 1202067, 1246588, 1335630, 1558235, 1602756, 1869882, 2003445, 2404134, 2671260, 2804823, 3116470, 3739764, 4006890, 4674705, 4808268, 5609646, 6010335, 6232940, 8013780, 8414469, 9349410, 11219292, 12020670, 14024115, 16828938, 18698820, 24041340, 28048230, 33657876, 42072345, 56096460, 84144690, 168289380]

約数ペア:

[(1, 168289380), (2, 84144690), (3, 56096460), (4, 42072345), (5, 33657876), (6, 28048230), (7, 24041340), (9, 18698820), (10, 16828938), (12, 14024115), (14, 12020670), (15, 11219292), (18, 9349410), (20, 8414469), (21, 8013780), (27, 6232940), (28, 6010335), (30, 5609646), (35, 4808268), (36, 4674705), (42, 4006890), (45, 3739764), (54, 3116470), (60, 2804823), (63, 2671260), (70, 2404134), (84, 2003445), (90, 1869882), (105, 1602756), (108, 1558235), (126, 1335630), (135, 1246588), (140, 1202067), (180, 934941), (189, 890420), (210, 801378), (211, 797580), (252, 667815), (270, 623294), (315, 534252), (378, 445210), (420, 400689), (422, 398790), (540, 311647), (630, 267126), (633, 265860), (756, 222605), (844, 199395), (945, 178084), (1055, 159516), (1260, 133563), (1266, 132930), (1477, 113940), (1890, 89042), (1899, 88620), (2110, 79758), (2532, 66465), (2954, 56970), (3165, 53172), (3780, 44521), (3798, 44310), (4220, 39879), (4431, 37980), (5697, 29540), (5908, 28485), (6330, 26586), (7385, 22788), (7596, 22155), (8862, 18990), (9495, 17724), (11394, 14770), (12660, 13293)]