120571480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{631}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 288722880

約数和(自身を除く): 168151400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 281, 340, 562, 631, 680, 1124, 1262, 1405, 2248, 2524, 2810, 3155, 4777, 5048, 5620, 6310, 9554, 10727, 11240, 12620, 19108, 21454, 23885, 25240, 38216, 42908, 47770, 53635, 85816, 95540, 107270, 177311, 191080, 214540, 354622, 429080, 709244, 886555, 1418488, 1773110, 3014287, 3546220, 6028574, 7092440, 12057148, 15071435, 24114296, 30142870, 60285740, 120571480]

約数ペア:

[(1, 120571480), (2, 60285740), (4, 30142870), (5, 24114296), (8, 15071435), (10, 12057148), (17, 7092440), (20, 6028574), (34, 3546220), (40, 3014287), (68, 1773110), (85, 1418488), (136, 886555), (170, 709244), (281, 429080), (340, 354622), (562, 214540), (631, 191080), (680, 177311), (1124, 107270), (1262, 95540), (1405, 85816), (2248, 53635), (2524, 47770), (2810, 42908), (3155, 38216), (4777, 25240), (5048, 23885), (5620, 21454), (6310, 19108), (9554, 12620), (10727, 11240)]