199032390

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{245719}}^1$

素因数の和:245738

約数の個数: 40

約数和(自身を含む): 535178160

約数和(自身を除く): 336145770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 245719, 491438, 737157, 1228595, 1474314, 2211471, 2457190, 3685785, 4422942, 6634413, 7371570, 11057355, 13268826, 19903239, 22114710, 33172065, 39806478, 66344130, 99516195, 199032390]

約数ペア:

[(1, 199032390), (2, 99516195), (3, 66344130), (5, 39806478), (6, 33172065), (9, 22114710), (10, 19903239), (15, 13268826), (18, 11057355), (27, 7371570), (30, 6634413), (45, 4422942), (54, 3685785), (81, 2457190), (90, 2211471), (135, 1474314), (162, 1228595), (270, 737157), (405, 491438), (810, 245719)]