428032980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{23087}}^1$

素因数の和:23205

約数の個数: 72

約数和(自身を含む): 1311028992

約数和(自身を除く): 882996012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 3090, 3708, 4635, 6180, 9270, 18540, 23087, 46174, 69261, 92348, 115435, 138522, 207783, 230870, 277044, 346305, 415566, 461740, 692610, 831132, 1038915, 1385220, 2077830, 2377961, 4155660, 4755922, 7133883, 9511844, 11889805, 14267766, 21401649, 23779610, 28535532, 35669415, 42803298, 47559220, 71338830, 85606596, 107008245, 142677660, 214016490, 428032980]

約数ペア:

[(1, 428032980), (2, 214016490), (3, 142677660), (4, 107008245), (5, 85606596), (6, 71338830), (9, 47559220), (10, 42803298), (12, 35669415), (15, 28535532), (18, 23779610), (20, 21401649), (30, 14267766), (36, 11889805), (45, 9511844), (60, 7133883), (90, 4755922), (103, 4155660), (180, 2377961), (206, 2077830), (309, 1385220), (412, 1038915), (515, 831132), (618, 692610), (927, 461740), (1030, 415566), (1236, 346305), (1545, 277044), (1854, 230870), (2060, 207783), (3090, 138522), (3708, 115435), (4635, 92348), (6180, 69261), (9270, 46174), (18540, 23087)]