127908520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3391}}^1$

素因数の和:3466

約数の個数: 64

約数和(自身を含む): 307722240

約数和(自身を除く): 179813720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 41, 46, 82, 92, 115, 164, 184, 205, 230, 328, 410, 460, 820, 920, 943, 1640, 1886, 3391, 3772, 4715, 6782, 7544, 9430, 13564, 16955, 18860, 27128, 33910, 37720, 67820, 77993, 135640, 139031, 155986, 278062, 311972, 389965, 556124, 623944, 695155, 779930, 1112248, 1390310, 1559860, 2780620, 3119720, 3197713, 5561240, 6395426, 12790852, 15988565, 25581704, 31977130, 63954260, 127908520]

約数ペア:

[(1, 127908520), (2, 63954260), (4, 31977130), (5, 25581704), (8, 15988565), (10, 12790852), (20, 6395426), (23, 5561240), (40, 3197713), (41, 3119720), (46, 2780620), (82, 1559860), (92, 1390310), (115, 1112248), (164, 779930), (184, 695155), (205, 623944), (230, 556124), (328, 389965), (410, 311972), (460, 278062), (820, 155986), (920, 139031), (943, 135640), (1640, 77993), (1886, 67820), (3391, 37720), (3772, 33910), (4715, 27128), (6782, 18860), (7544, 16955), (9430, 13564)]