240982800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:921

約数の個数: 120

約数和(自身を含む): 775411680

約数和(自身を除く): 534428880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 409, 491, 600, 818, 982, 1200, 1227, 1473, 1636, 1964, 2045, 2454, 2455, 2946, 3272, 3928, 4090, 4908, 4910, 5892, 6135, 6544, 7365, 7856, 8180, 9816, 9820, 10225, 11784, 12270, 12275, 14730, 16360, 19632, 19640, 20450, 23568, 24540, 24550, 29460, 30675, 32720, 36825, 39280, 40900, 49080, 49100, 58920, 61350, 73650, 81800, 98160, 98200, 117840, 122700, 147300, 163600, 196400, 200819, 245400, 294600, 401638, 490800, 589200, 602457, 803276, 1004095, 1204914, 1606552, 2008190, 2409828, 3012285, 3213104, 4016380, 4819656, 5020475, 6024570, 8032760, 9639312, 10040950, 12049140, 15061425, 16065520, 20081900, 24098280, 30122850, 40163800, 48196560, 60245700, 80327600, 120491400, 240982800]

約数ペア:

[(1, 240982800), (2, 120491400), (3, 80327600), (4, 60245700), (5, 48196560), (6, 40163800), (8, 30122850), (10, 24098280), (12, 20081900), (15, 16065520), (16, 15061425), (20, 12049140), (24, 10040950), (25, 9639312), (30, 8032760), (40, 6024570), (48, 5020475), (50, 4819656), (60, 4016380), (75, 3213104), (80, 3012285), (100, 2409828), (120, 2008190), (150, 1606552), (200, 1204914), (240, 1004095), (300, 803276), (400, 602457), (409, 589200), (491, 490800), (600, 401638), (818, 294600), (982, 245400), (1200, 200819), (1227, 196400), (1473, 163600), (1636, 147300), (1964, 122700), (2045, 117840), (2454, 98200), (2455, 98160), (2946, 81800), (3272, 73650), (3928, 61350), (4090, 58920), (4908, 49100), (4910, 49080), (5892, 40900), (6135, 39280), (6544, 36825), (7365, 32720), (7856, 30675), (8180, 29460), (9816, 24550), (9820, 24540), (10225, 23568), (11784, 20450), (12270, 19640), (12275, 19632), (14730, 16360)]