163077660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1409}}^1$

素因数の和:2067

約数の個数: 72

約数和(自身を含む): 495789840

約数和(自身を除く): 332712180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 643, 1286, 1409, 1929, 2572, 2818, 3215, 3858, 4227, 5636, 5787, 6430, 7045, 7716, 8454, 9645, 11574, 12681, 12860, 14090, 16908, 19290, 21135, 23148, 25362, 28180, 28935, 38580, 42270, 50724, 57870, 63405, 84540, 115740, 126810, 253620, 905987, 1811974, 2717961, 3623948, 4529935, 5435922, 8153883, 9059870, 10871844, 13589805, 16307766, 18119740, 27179610, 32615532, 40769415, 54359220, 81538830, 163077660]

約数ペア:

[(1, 163077660), (2, 81538830), (3, 54359220), (4, 40769415), (5, 32615532), (6, 27179610), (9, 18119740), (10, 16307766), (12, 13589805), (15, 10871844), (18, 9059870), (20, 8153883), (30, 5435922), (36, 4529935), (45, 3623948), (60, 2717961), (90, 1811974), (180, 905987), (643, 253620), (1286, 126810), (1409, 115740), (1929, 84540), (2572, 63405), (2818, 57870), (3215, 50724), (3858, 42270), (4227, 38580), (5636, 28935), (5787, 28180), (6430, 25362), (7045, 23148), (7716, 21135), (8454, 19290), (9645, 16908), (11574, 14090), (12681, 12860)]