1305220320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{906403}}^1$

素因数の和:906424

約数の個数: 72

約数和(自身を含む): 4454069256

約数和(自身を除く): 3148848936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 906403, 1812806, 2719209, 3625612, 4532015, 5438418, 7251224, 8157627, 9064030, 10876836, 13596045, 14502448, 16315254, 18128060, 21753672, 27192090, 29004896, 32630508, 36256120, 40788135, 43507344, 54384180, 65261016, 72512240, 81576270, 87014688, 108768360, 130522032, 145024480, 163152540, 217536720, 261044064, 326305080, 435073440, 652610160, 1305220320]

約数ペア:

[(1, 1305220320), (2, 652610160), (3, 435073440), (4, 326305080), (5, 261044064), (6, 217536720), (8, 163152540), (9, 145024480), (10, 130522032), (12, 108768360), (15, 87014688), (16, 81576270), (18, 72512240), (20, 65261016), (24, 54384180), (30, 43507344), (32, 40788135), (36, 36256120), (40, 32630508), (45, 29004896), (48, 27192090), (60, 21753672), (72, 18128060), (80, 16315254), (90, 14502448), (96, 13596045), (120, 10876836), (144, 9064030), (160, 8157627), (180, 7251224), (240, 5438418), (288, 4532015), (360, 3625612), (480, 2719209), (720, 1812806), (1440, 906403)]