80696520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{74719}}^1$

素因数の和:74739

約数の個数: 64

約数和(自身を含む): 268992000

約数和(自身を除く): 188295480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 74719, 149438, 224157, 298876, 373595, 448314, 597752, 672471, 747190, 896628, 1120785, 1344942, 1494380, 1793256, 2017413, 2241570, 2689884, 2988760, 3362355, 4034826, 4483140, 5379768, 6724710, 8069652, 8966280, 10087065, 13449420, 16139304, 20174130, 26898840, 40348260, 80696520]

約数ペア:

[(1, 80696520), (2, 40348260), (3, 26898840), (4, 20174130), (5, 16139304), (6, 13449420), (8, 10087065), (9, 8966280), (10, 8069652), (12, 6724710), (15, 5379768), (18, 4483140), (20, 4034826), (24, 3362355), (27, 2988760), (30, 2689884), (36, 2241570), (40, 2017413), (45, 1793256), (54, 1494380), (60, 1344942), (72, 1120785), (90, 896628), (108, 747190), (120, 672471), (135, 597752), (180, 448314), (216, 373595), (270, 298876), (360, 224157), (540, 149438), (1080, 74719)]