155430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 443664

約数和(自身を除く): 288234

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 157, 165, 198, 314, 330, 471, 495, 785, 942, 990, 1413, 1570, 1727, 2355, 2826, 3454, 4710, 5181, 7065, 8635, 10362, 14130, 15543, 17270, 25905, 31086, 51810, 77715, 155430]

約数ペア:

[(1, 155430), (2, 77715), (3, 51810), (5, 31086), (6, 25905), (9, 17270), (10, 15543), (11, 14130), (15, 10362), (18, 8635), (22, 7065), (30, 5181), (33, 4710), (45, 3454), (55, 2826), (66, 2355), (90, 1727), (99, 1570), (110, 1413), (157, 990), (165, 942), (198, 785), (314, 495), (330, 471)]