216162720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3491}}^1$

素因数の和:3555

約数の個数: 144

約数和(自身を含む): 755026272

約数和(自身を除く): 538863552

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, 480, 516, 645, 688, 720, 774, 860, 1032, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3491, 3870, 4128, 5160, 6192, 6880, 6982, 7740, 10320, 10473, 12384, 13964, 15480, 17455, 20640, 20946, 27928, 30960, 31419, 34910, 41892, 52365, 55856, 61920, 62838, 69820, 83784, 104730, 111712, 125676, 139640, 150113, 157095, 167568, 209460, 251352, 279280, 300226, 314190, 335136, 418920, 450339, 502704, 558560, 600452, 628380, 750565, 837840, 900678, 1005408, 1200904, 1256760, 1351017, 1501130, 1675680, 1801356, 2251695, 2401808, 2513520, 2702034, 3002260, 3602712, 4503390, 4803616, 5027040, 5404068, 6004520, 6755085, 7205424, 9006780, 10808136, 12009040, 13510170, 14410848, 18013560, 21616272, 24018080, 27020340, 36027120, 43232544, 54040680, 72054240, 108081360, 216162720]

約数ペア:

[(1, 216162720), (2, 108081360), (3, 72054240), (4, 54040680), (5, 43232544), (6, 36027120), (8, 27020340), (9, 24018080), (10, 21616272), (12, 18013560), (15, 14410848), (16, 13510170), (18, 12009040), (20, 10808136), (24, 9006780), (30, 7205424), (32, 6755085), (36, 6004520), (40, 5404068), (43, 5027040), (45, 4803616), (48, 4503390), (60, 3602712), (72, 3002260), (80, 2702034), (86, 2513520), (90, 2401808), (96, 2251695), (120, 1801356), (129, 1675680), (144, 1501130), (160, 1351017), (172, 1256760), (180, 1200904), (215, 1005408), (240, 900678), (258, 837840), (288, 750565), (344, 628380), (360, 600452), (387, 558560), (430, 502704), (480, 450339), (516, 418920), (645, 335136), (688, 314190), (720, 300226), (774, 279280), (860, 251352), (1032, 209460), (1290, 167568), (1376, 157095), (1440, 150113), (1548, 139640), (1720, 125676), (1935, 111712), (2064, 104730), (2580, 83784), (3096, 69820), (3440, 62838), (3491, 61920), (3870, 55856), (4128, 52365), (5160, 41892), (6192, 34910), (6880, 31419), (6982, 30960), (7740, 27928), (10320, 20946), (10473, 20640), (12384, 17455), (13964, 15480)]