161156940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22571}}^1$

素因数の和:22607

約数の個数: 96

約数和(自身を含む): 546061824

約数和(自身を除く): 384904884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 22571, 45142, 67713, 90284, 112855, 135426, 157997, 225710, 270852, 315994, 338565, 383707, 451420, 473991, 631988, 677130, 767414, 789985, 947982, 1151121, 1354260, 1534828, 1579970, 1895964, 1918535, 2302242, 2369955, 2685949, 3159940, 3837070, 4604484, 4739910, 5371898, 5755605, 7674140, 8057847, 9479820, 10743796, 11511210, 13429745, 16115694, 23022420, 26859490, 32231388, 40289235, 53718980, 80578470, 161156940]

約数ペア:

[(1, 161156940), (2, 80578470), (3, 53718980), (4, 40289235), (5, 32231388), (6, 26859490), (7, 23022420), (10, 16115694), (12, 13429745), (14, 11511210), (15, 10743796), (17, 9479820), (20, 8057847), (21, 7674140), (28, 5755605), (30, 5371898), (34, 4739910), (35, 4604484), (42, 3837070), (51, 3159940), (60, 2685949), (68, 2369955), (70, 2302242), (84, 1918535), (85, 1895964), (102, 1579970), (105, 1534828), (119, 1354260), (140, 1151121), (170, 947982), (204, 789985), (210, 767414), (238, 677130), (255, 631988), (340, 473991), (357, 451420), (420, 383707), (476, 338565), (510, 315994), (595, 270852), (714, 225710), (1020, 157997), (1190, 135426), (1428, 112855), (1785, 90284), (2380, 67713), (3570, 45142), (7140, 22571)]