20124000

素因数分解:

$2^5\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 288

約数和(自身を含む): 78702624

約数和(自身を除く): 58578624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 43, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 86, 90, 96, 100, 104, 117, 120, 125, 129, 130, 144, 150, 156, 160, 172, 180, 195, 200, 208, 215, 225, 234, 240, 250, 258, 260, 288, 300, 312, 325, 344, 360, 375, 387, 390, 400, 416, 430, 450, 468, 480, 500, 516, 520, 559, 585, 600, 624, 645, 650, 688, 720, 750, 774, 780, 800, 860, 900, 936, 975, 1000, 1032, 1040, 1075, 1118, 1125, 1170, 1200, 1248, 1290, 1300, 1376, 1440, 1500, 1548, 1560, 1625, 1677, 1720, 1800, 1872, 1935, 1950, 2000, 2064, 2080, 2150, 2236, 2250, 2340, 2400, 2580, 2600, 2795, 2925, 3000, 3096, 3120, 3225, 3250, 3354, 3440, 3600, 3744, 3870, 3900, 4000, 4128, 4300, 4472, 4500, 4680, 4875, 5031, 5160, 5200, 5375, 5590, 5850, 6000, 6192, 6240, 6450, 6500, 6708, 6880, 7200, 7740, 7800, 8385, 8600, 8944, 9000, 9360, 9675, 9750, 10062, 10320, 10400, 10750, 11180, 11700, 12000, 12384, 12900, 13000, 13416, 13975, 14625, 15480, 15600, 16125, 16770, 17200, 17888, 18000, 18720, 19350, 19500, 20124, 20640, 21500, 22360, 23400, 25155, 25800, 26000, 26832, 27950, 29250, 30960, 31200, 32250, 33540, 34400, 36000, 38700, 39000, 40248, 41925, 43000, 44720, 46800, 48375, 50310, 51600, 52000, 53664, 55900, 58500, 61920, 64500, 67080, 69875, 77400, 78000, 80496, 83850, 86000, 89440, 93600, 96750, 100620, 103200, 111800, 117000, 125775, 129000, 134160, 139750, 154800, 156000, 160992, 167700, 172000, 193500, 201240, 209625, 223600, 234000, 251550, 258000, 268320, 279500, 309600, 335400, 387000, 402480, 419250, 447200, 468000, 503100, 516000, 559000, 628875, 670800, 774000, 804960, 838500, 1006200, 1118000, 1257750, 1341600, 1548000, 1677000, 2012400, 2236000, 2515500, 3354000, 4024800, 5031000, 6708000, 10062000, 20124000]

約数ペア:

[(1, 20124000), (2, 10062000), (3, 6708000), (4, 5031000), (5, 4024800), (6, 3354000), (8, 2515500), (9, 2236000), (10, 2012400), (12, 1677000), (13, 1548000), (15, 1341600), (16, 1257750), (18, 1118000), (20, 1006200), (24, 838500), (25, 804960), (26, 774000), (30, 670800), (32, 628875), (36, 559000), (39, 516000), (40, 503100), (43, 468000), (45, 447200), (48, 419250), (50, 402480), (52, 387000), (60, 335400), (65, 309600), (72, 279500), (75, 268320), (78, 258000), (80, 251550), (86, 234000), (90, 223600), (96, 209625), (100, 201240), (104, 193500), (117, 172000), (120, 167700), (125, 160992), (129, 156000), (130, 154800), (144, 139750), (150, 134160), (156, 129000), (160, 125775), (172, 117000), (180, 111800), (195, 103200), (200, 100620), (208, 96750), (215, 93600), (225, 89440), (234, 86000), (240, 83850), (250, 80496), (258, 78000), (260, 77400), (288, 69875), (300, 67080), (312, 64500), (325, 61920), (344, 58500), (360, 55900), (375, 53664), (387, 52000), (390, 51600), (400, 50310), (416, 48375), (430, 46800), (450, 44720), (468, 43000), (480, 41925), (500, 40248), (516, 39000), (520, 38700), (559, 36000), (585, 34400), (600, 33540), (624, 32250), (645, 31200), (650, 30960), (688, 29250), (720, 27950), (750, 26832), (774, 26000), (780, 25800), (800, 25155), (860, 23400), (900, 22360), (936, 21500), (975, 20640), (1000, 20124), (1032, 19500), (1040, 19350), (1075, 18720), (1118, 18000), (1125, 17888), (1170, 17200), (1200, 16770), (1248, 16125), (1290, 15600), (1300, 15480), (1376, 14625), (1440, 13975), (1500, 13416), (1548, 13000), (1560, 12900), (1625, 12384), (1677, 12000), (1720, 11700), (1800, 11180), (1872, 10750), (1935, 10400), (1950, 10320), (2000, 10062), (2064, 9750), (2080, 9675), (2150, 9360), (2236, 9000), (2250, 8944), (2340, 8600), (2400, 8385), (2580, 7800), (2600, 7740), (2795, 7200), (2925, 6880), (3000, 6708), (3096, 6500), (3120, 6450), (3225, 6240), (3250, 6192), (3354, 6000), (3440, 5850), (3600, 5590), (3744, 5375), (3870, 5200), (3900, 5160), (4000, 5031), (4128, 4875), (4300, 4680), (4472, 4500)]