1731313360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{7559}}^1$

素因数の和:7988

約数の個数: 80

約数和(自身を含む): 4612204800

約数和(自身を除く): 2880891440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 409, 560, 818, 1636, 2045, 2863, 3272, 4090, 5726, 6544, 7559, 8180, 11452, 14315, 15118, 16360, 22904, 28630, 30236, 32720, 37795, 45808, 52913, 57260, 60472, 75590, 105826, 114520, 120944, 151180, 211652, 229040, 264565, 302360, 423304, 529130, 604720, 846608, 1058260, 2116520, 3091631, 4233040, 6183262, 12366524, 15458155, 21641417, 24733048, 30916310, 43282834, 49466096, 61832620, 86565668, 108207085, 123665240, 173131336, 216414170, 247330480, 346262672, 432828340, 865656680, 1731313360]

約数ペア:

[(1, 1731313360), (2, 865656680), (4, 432828340), (5, 346262672), (7, 247330480), (8, 216414170), (10, 173131336), (14, 123665240), (16, 108207085), (20, 86565668), (28, 61832620), (35, 49466096), (40, 43282834), (56, 30916310), (70, 24733048), (80, 21641417), (112, 15458155), (140, 12366524), (280, 6183262), (409, 4233040), (560, 3091631), (818, 2116520), (1636, 1058260), (2045, 846608), (2863, 604720), (3272, 529130), (4090, 423304), (5726, 302360), (6544, 264565), (7559, 229040), (8180, 211652), (11452, 151180), (14315, 120944), (15118, 114520), (16360, 105826), (22904, 75590), (28630, 60472), (30236, 57260), (32720, 52913), (37795, 45808)]