15405480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{42793}}^1$

素因数の和:42810

約数の個数: 48

約数和(自身を含む): 50068980

約数和(自身を除く): 34663500

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, 42793, 85586, 128379, 171172, 213965, 256758, 342344, 385137, 427930, 513516, 641895, 770274, 855860, 1027032, 1283790, 1540548, 1711720, 1925685, 2567580, 3081096, 3851370, 5135160, 7702740, 15405480]

約数ペア:

[(1, 15405480), (2, 7702740), (3, 5135160), (4, 3851370), (5, 3081096), (6, 2567580), (8, 1925685), (9, 1711720), (10, 1540548), (12, 1283790), (15, 1027032), (18, 855860), (20, 770274), (24, 641895), (30, 513516), (36, 427930), (40, 385137), (45, 342344), (60, 256758), (72, 213965), (90, 171172), (120, 128379), (180, 85586), (360, 42793)]