26687520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:495

約数の個数: 144

約数和(自身を含む): 93405312

約数和(自身を除く): 66717792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 431, 480, 516, 645, 688, 720, 774, 860, 862, 1032, 1290, 1293, 1376, 1440, 1548, 1720, 1724, 1935, 2064, 2155, 2580, 2586, 3096, 3440, 3448, 3870, 3879, 4128, 4310, 5160, 5172, 6192, 6465, 6880, 6896, 7740, 7758, 8620, 10320, 10344, 12384, 12930, 13792, 15480, 15516, 17240, 18533, 19395, 20640, 20688, 25860, 30960, 31032, 34480, 37066, 38790, 41376, 51720, 55599, 61920, 62064, 68960, 74132, 77580, 92665, 103440, 111198, 124128, 148264, 155160, 166797, 185330, 206880, 222396, 277995, 296528, 310320, 333594, 370660, 444792, 555990, 593056, 620640, 667188, 741320, 833985, 889584, 1111980, 1334376, 1482640, 1667970, 1779168, 2223960, 2668752, 2965280, 3335940, 4447920, 5337504, 6671880, 8895840, 13343760, 26687520]

約数ペア:

[(1, 26687520), (2, 13343760), (3, 8895840), (4, 6671880), (5, 5337504), (6, 4447920), (8, 3335940), (9, 2965280), (10, 2668752), (12, 2223960), (15, 1779168), (16, 1667970), (18, 1482640), (20, 1334376), (24, 1111980), (30, 889584), (32, 833985), (36, 741320), (40, 667188), (43, 620640), (45, 593056), (48, 555990), (60, 444792), (72, 370660), (80, 333594), (86, 310320), (90, 296528), (96, 277995), (120, 222396), (129, 206880), (144, 185330), (160, 166797), (172, 155160), (180, 148264), (215, 124128), (240, 111198), (258, 103440), (288, 92665), (344, 77580), (360, 74132), (387, 68960), (430, 62064), (431, 61920), (480, 55599), (516, 51720), (645, 41376), (688, 38790), (720, 37066), (774, 34480), (860, 31032), (862, 30960), (1032, 25860), (1290, 20688), (1293, 20640), (1376, 19395), (1440, 18533), (1548, 17240), (1720, 15516), (1724, 15480), (1935, 13792), (2064, 12930), (2155, 12384), (2580, 10344), (2586, 10320), (3096, 8620), (3440, 7758), (3448, 7740), (3870, 6896), (3879, 6880), (4128, 6465), (4310, 6192), (5160, 5172)]