51716760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{683}}^1$

素因数の和:1328

約数の個数: 64

約数和(自身を含む): 155623680

約数和(自身を除く): 103906920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 631, 683, 1262, 1366, 1893, 2049, 2524, 2732, 3155, 3415, 3786, 4098, 5048, 5464, 6310, 6830, 7572, 8196, 9465, 10245, 12620, 13660, 15144, 16392, 18930, 20490, 25240, 27320, 37860, 40980, 75720, 81960, 430973, 861946, 1292919, 1723892, 2154865, 2585838, 3447784, 4309730, 5171676, 6464595, 8619460, 10343352, 12929190, 17238920, 25858380, 51716760]

約数ペア:

[(1, 51716760), (2, 25858380), (3, 17238920), (4, 12929190), (5, 10343352), (6, 8619460), (8, 6464595), (10, 5171676), (12, 4309730), (15, 3447784), (20, 2585838), (24, 2154865), (30, 1723892), (40, 1292919), (60, 861946), (120, 430973), (631, 81960), (683, 75720), (1262, 40980), (1366, 37860), (1893, 27320), (2049, 25240), (2524, 20490), (2732, 18930), (3155, 16392), (3415, 15144), (3786, 13660), (4098, 12620), (5048, 10245), (5464, 9465), (6310, 8196), (6830, 7572)]