218497500000

素因数分解:

$2^5\times 3^4\times 5^7\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 960

約数和(自身を含む): 875451665088

約数和(自身を除く): 656954165088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 32, 36, 39, 40, 45, 48, 50, 52, 54, 60, 65, 72, 75, 78, 80, 81, 83, 90, 96, 100, 104, 108, 117, 120, 125, 130, 135, 144, 150, 156, 160, 162, 166, 180, 195, 200, 208, 216, 225, 234, 240, 249, 250, 260, 270, 288, 300, 312, 324, 325, 332, 351, 360, 375, 390, 400, 405, 415, 416, 432, 450, 468, 480, 498, 500, 520, 540, 585, 600, 624, 625, 648, 650, 664, 675, 702, 720, 747, 750, 780, 800, 810, 830, 864, 900, 936, 975, 996, 1000, 1040, 1053, 1079, 1080, 1125, 1170, 1200, 1245, 1248, 1250, 1296, 1300, 1328, 1350, 1404, 1440, 1494, 1500, 1560, 1620, 1625, 1660, 1755, 1800, 1872, 1875, 1950, 1992, 2000, 2025, 2075, 2080, 2106, 2158, 2160, 2241, 2250, 2340, 2400, 2490, 2500, 2592, 2600, 2656, 2700, 2808, 2925, 2988, 3000, 3120, 3125, 3237, 3240, 3250, 3320, 3375, 3510, 3600, 3735, 3744, 3750, 3900, 3984, 4000, 4050, 4150, 4212, 4316, 4320, 4482, 4500, 4680, 4875, 4980, 5000, 5200, 5265, 5395, 5400, 5616, 5625, 5850, 5976, 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約数ペア:

[(1, 218497500000), (2, 109248750000), (3, 72832500000), (4, 54624375000), (5, 43699500000), (6, 36416250000), (8, 27312187500), (9, 24277500000), (10, 21849750000), (12, 18208125000), (13, 16807500000), (15, 14566500000), (16, 13656093750), (18, 12138750000), (20, 10924875000), (24, 9104062500), (25, 8739900000), (26, 8403750000), (27, 8092500000), (30, 7283250000), (32, 6828046875), (36, 6069375000), (39, 5602500000), (40, 5462437500), (45, 4855500000), (48, 4552031250), (50, 4369950000), (52, 4201875000), (54, 4046250000), (60, 3641625000), (65, 3361500000), (72, 3034687500), (75, 2913300000), (78, 2801250000), (80, 2731218750), (81, 2697500000), (83, 2632500000), (90, 2427750000), (96, 2276015625), (100, 2184975000), (104, 2100937500), (108, 2023125000), (117, 1867500000), (120, 1820812500), (125, 1747980000), (130, 1680750000), (135, 1618500000), (144, 1517343750), (150, 1456650000), (156, 1400625000), (160, 1365609375), (162, 1348750000), (166, 1316250000), (180, 1213875000), 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