79050420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{683}}^1$

素因数の和:1341

約数の個数: 72

約数和(自身を含む): 240510816

約数和(自身を除く): 161460396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 643, 683, 1286, 1366, 1929, 2049, 2572, 2732, 3215, 3415, 3858, 4098, 5787, 6147, 6430, 6830, 7716, 8196, 9645, 10245, 11574, 12294, 12860, 13660, 19290, 20490, 23148, 24588, 28935, 30735, 38580, 40980, 57870, 61470, 115740, 122940, 439169, 878338, 1317507, 1756676, 2195845, 2635014, 3952521, 4391690, 5270028, 6587535, 7905042, 8783380, 13175070, 15810084, 19762605, 26350140, 39525210, 79050420]

約数ペア:

[(1, 79050420), (2, 39525210), (3, 26350140), (4, 19762605), (5, 15810084), (6, 13175070), (9, 8783380), (10, 7905042), (12, 6587535), (15, 5270028), (18, 4391690), (20, 3952521), (30, 2635014), (36, 2195845), (45, 1756676), (60, 1317507), (90, 878338), (180, 439169), (643, 122940), (683, 115740), (1286, 61470), (1366, 57870), (1929, 40980), (2049, 38580), (2572, 30735), (2732, 28935), (3215, 24588), (3415, 23148), (3858, 20490), (4098, 19290), (5787, 13660), (6147, 12860), (6430, 12294), (6830, 11574), (7716, 10245), (8196, 9645)]