161775720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{787}}^1$

素因数の和:1375

約数の個数: 96

約数和(自身を含む): 527361120

約数和(自身を除く): 365585400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 571, 787, 1142, 1574, 1713, 2284, 2361, 2855, 3148, 3426, 3935, 4568, 4722, 5139, 5710, 6296, 6852, 7083, 7870, 8565, 9444, 10278, 11420, 11805, 13704, 14166, 15740, 17130, 18888, 20556, 22840, 23610, 25695, 28332, 31480, 34260, 35415, 41112, 47220, 51390, 56664, 68520, 70830, 94440, 102780, 141660, 205560, 283320, 449377, 898754, 1348131, 1797508, 2246885, 2696262, 3595016, 4044393, 4493770, 5392524, 6740655, 8088786, 8987540, 10785048, 13481310, 16177572, 17975080, 20221965, 26962620, 32355144, 40443930, 53925240, 80887860, 161775720]

約数ペア:

[(1, 161775720), (2, 80887860), (3, 53925240), (4, 40443930), (5, 32355144), (6, 26962620), (8, 20221965), (9, 17975080), (10, 16177572), (12, 13481310), (15, 10785048), (18, 8987540), (20, 8088786), (24, 6740655), (30, 5392524), (36, 4493770), (40, 4044393), (45, 3595016), (60, 2696262), (72, 2246885), (90, 1797508), (120, 1348131), (180, 898754), (360, 449377), (571, 283320), (787, 205560), (1142, 141660), (1574, 102780), (1713, 94440), (2284, 70830), (2361, 68520), (2855, 56664), (3148, 51390), (3426, 47220), (3935, 41112), (4568, 35415), (4722, 34260), (5139, 31480), (5710, 28332), (6296, 25695), (6852, 23610), (7083, 22840), (7870, 20556), (8565, 18888), (9444, 17130), (10278, 15740), (11420, 14166), (11805, 13704)]