1868529720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{219311}}^1$

素因数の和:219396

約数の個数: 64

約数和(自身を含む): 5684567040

約数和(自身を除く): 3816037320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 219311, 438622, 657933, 877244, 1096555, 1315866, 1754488, 2193110, 2631732, 3289665, 4386220, 5263464, 6579330, 8772440, 13158660, 15571081, 26317320, 31142162, 46713243, 62284324, 77855405, 93426486, 124568648, 155710810, 186852972, 233566215, 311421620, 373705944, 467132430, 622843240, 934264860, 1868529720]

約数ペア:

[(1, 1868529720), (2, 934264860), (3, 622843240), (4, 467132430), (5, 373705944), (6, 311421620), (8, 233566215), (10, 186852972), (12, 155710810), (15, 124568648), (20, 93426486), (24, 77855405), (30, 62284324), (40, 46713243), (60, 31142162), (71, 26317320), (120, 15571081), (142, 13158660), (213, 8772440), (284, 6579330), (355, 5263464), (426, 4386220), (568, 3289665), (710, 2631732), (852, 2193110), (1065, 1754488), (1420, 1315866), (1704, 1096555), (2130, 877244), (2840, 657933), (4260, 438622), (8520, 219311)]