247872780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1377071}}^1$

素因数の和:1377086

約数の個数: 36

約数和(自身を含む): 751881312

約数和(自身を除く): 504008532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1377071, 2754142, 4131213, 5508284, 6885355, 8262426, 12393639, 13770710, 16524852, 20656065, 24787278, 27541420, 41312130, 49574556, 61968195, 82624260, 123936390, 247872780]

約数ペア:

[(1, 247872780), (2, 123936390), (3, 82624260), (4, 61968195), (5, 49574556), (6, 41312130), (9, 27541420), (10, 24787278), (12, 20656065), (15, 16524852), (18, 13770710), (20, 12393639), (30, 8262426), (36, 6885355), (45, 5508284), (60, 4131213), (90, 2754142), (180, 1377071)]