15407220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1217}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 43380288

約数和(自身を除く): 27973068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 844, 1055, 1217, 1266, 2110, 2434, 2532, 3165, 3651, 4220, 4868, 6085, 6330, 7302, 12170, 12660, 14604, 18255, 24340, 36510, 73020, 256787, 513574, 770361, 1027148, 1283935, 1540722, 2567870, 3081444, 3851805, 5135740, 7703610, 15407220]

約数ペア:

[(1, 15407220), (2, 7703610), (3, 5135740), (4, 3851805), (5, 3081444), (6, 2567870), (10, 1540722), (12, 1283935), (15, 1027148), (20, 770361), (30, 513574), (60, 256787), (211, 73020), (422, 36510), (633, 24340), (844, 18255), (1055, 14604), (1217, 12660), (1266, 12170), (2110, 7302), (2434, 6330), (2532, 6085), (3165, 4868), (3651, 4220)]