80221260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{467}}^1$

素因数の和:895

約数の個数: 96

約数和(自身を含む): 257886720

約数和(自身を除く): 177665460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 409, 420, 467, 818, 934, 1227, 1401, 1636, 1868, 2045, 2335, 2454, 2802, 2863, 3269, 4090, 4670, 4908, 5604, 5726, 6135, 6538, 7005, 8180, 8589, 9340, 9807, 11452, 12270, 13076, 14010, 14315, 16345, 17178, 19614, 24540, 28020, 28630, 32690, 34356, 39228, 42945, 49035, 57260, 65380, 85890, 98070, 171780, 191003, 196140, 382006, 573009, 764012, 955015, 1146018, 1337021, 1910030, 2292036, 2674042, 2865045, 3820060, 4011063, 5348084, 5730090, 6685105, 8022126, 11460180, 13370210, 16044252, 20055315, 26740420, 40110630, 80221260]

約数ペア:

[(1, 80221260), (2, 40110630), (3, 26740420), (4, 20055315), (5, 16044252), (6, 13370210), (7, 11460180), (10, 8022126), (12, 6685105), (14, 5730090), (15, 5348084), (20, 4011063), (21, 3820060), (28, 2865045), (30, 2674042), (35, 2292036), (42, 1910030), (60, 1337021), (70, 1146018), (84, 955015), (105, 764012), (140, 573009), (210, 382006), (409, 196140), (420, 191003), (467, 171780), (818, 98070), (934, 85890), (1227, 65380), (1401, 57260), (1636, 49035), (1868, 42945), (2045, 39228), (2335, 34356), (2454, 32690), (2802, 28630), (2863, 28020), (3269, 24540), (4090, 19614), (4670, 17178), (4908, 16345), (5604, 14315), (5726, 14010), (6135, 13076), (6538, 12270), (7005, 11452), (8180, 9807), (8589, 9340)]