1997922720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{134269}}^1$

素因数の和:134318

約数の個数: 96

約数和(自身を含む): 6496519680

約数和(自身を除く): 4498596960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 14880, 134269, 268538, 402807, 537076, 671345, 805614, 1074152, 1342690, 1611228, 2014035, 2148304, 2685380, 3222456, 4028070, 4162339, 4296608, 5370760, 6444912, 8056140, 8324678, 10741520, 12487017, 12889824, 16112280, 16649356, 20811695, 21483040, 24974034, 32224560, 33298712, 41623390, 49948068, 62435085, 64449120, 66597424, 83246780, 99896136, 124870170, 133194848, 166493560, 199792272, 249740340, 332987120, 399584544, 499480680, 665974240, 998961360, 1997922720]

約数ペア:

[(1, 1997922720), (2, 998961360), (3, 665974240), (4, 499480680), (5, 399584544), (6, 332987120), (8, 249740340), (10, 199792272), (12, 166493560), (15, 133194848), (16, 124870170), (20, 99896136), (24, 83246780), (30, 66597424), (31, 64449120), (32, 62435085), (40, 49948068), (48, 41623390), (60, 33298712), (62, 32224560), (80, 24974034), (93, 21483040), (96, 20811695), (120, 16649356), (124, 16112280), (155, 12889824), (160, 12487017), (186, 10741520), (240, 8324678), (248, 8056140), (310, 6444912), (372, 5370760), (465, 4296608), (480, 4162339), (496, 4028070), (620, 3222456), (744, 2685380), (930, 2148304), (992, 2014035), (1240, 1611228), (1488, 1342690), (1860, 1074152), (2480, 805614), (2976, 671345), (3720, 537076), (4960, 402807), (7440, 268538), (14880, 134269)]