680149680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{404851}}^1$

素因数の和:404874

約数の個数: 80

約数和(自身を含む): 2409679104

約数和(自身を除く): 1729529424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 404851, 809702, 1214553, 1619404, 2024255, 2429106, 2833957, 3238808, 4048510, 4858212, 5667914, 6072765, 6477616, 8097020, 8501871, 9716424, 11335828, 12145530, 14169785, 16194040, 17003742, 19432848, 22671656, 24291060, 28339570, 32388080, 34007484, 42509355, 45343312, 48582120, 56679140, 68014968, 85018710, 97164240, 113358280, 136029936, 170037420, 226716560, 340074840, 680149680]

約数ペア:

[(1, 680149680), (2, 340074840), (3, 226716560), (4, 170037420), (5, 136029936), (6, 113358280), (7, 97164240), (8, 85018710), (10, 68014968), (12, 56679140), (14, 48582120), (15, 45343312), (16, 42509355), (20, 34007484), (21, 32388080), (24, 28339570), (28, 24291060), (30, 22671656), (35, 19432848), (40, 17003742), (42, 16194040), (48, 14169785), (56, 12145530), (60, 11335828), (70, 9716424), (80, 8501871), (84, 8097020), (105, 6477616), (112, 6072765), (120, 5667914), (140, 4858212), (168, 4048510), (210, 3238808), (240, 2833957), (280, 2429106), (336, 2024255), (420, 1619404), (560, 1214553), (840, 809702), (1680, 404851)]