19656000000

素因数分解:

$2^9\times 3^3\times 5^6\times 7^1\times {\mathrm{13}}^1$

素因数の和:77

約数の個数: 1120

約数和(自身を含む): 89511354240

約数和(自身を除く): 69855354240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 25, 26, 27, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 50, 52, 54, 56, 60, 63, 64, 65, 70, 72, 75, 78, 80, 84, 90, 91, 96, 100, 104, 105, 108, 112, 117, 120, 125, 126, 128, 130, 135, 140, 144, 150, 156, 160, 168, 175, 180, 182, 189, 192, 195, 200, 208, 210, 216, 224, 225, 234, 240, 250, 252, 256, 260, 270, 273, 280, 288, 300, 312, 315, 320, 325, 336, 350, 351, 360, 364, 375, 378, 384, 390, 400, 416, 420, 432, 448, 450, 455, 468, 480, 500, 504, 512, 520, 525, 540, 546, 560, 576, 585, 600, 624, 625, 630, 640, 650, 672, 675, 700, 702, 720, 728, 750, 756, 768, 780, 800, 819, 832, 840, 864, 875, 896, 900, 910, 936, 945, 960, 975, 1000, 1008, 1040, 1050, 1080, 1092, 1120, 1125, 1152, 1170, 1200, 1248, 1250, 1260, 1280, 1300, 1344, 1350, 1365, 1400, 1404, 1440, 1456, 1500, 1512, 1536, 1560, 1575, 1600, 1625, 1638, 1664, 1680, 1728, 1750, 1755, 1792, 1800, 1820, 1872, 1875, 1890, 1920, 1950, 2000, 2016, 2080, 2100, 2160, 2184, 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299520, 300000, 302400, 307125, 312000, 314496, 315000, 320000, 325000, 327600, 328125, 336000, 337500, 341250, 345600, 349440, 350000, 351000, 360000, 364000, 365625, 374400, 375000, 378000, 390000, 393120, 393750, 400000, 403200, 406250, 409500, 416000, 419328, 420000, 421875, 432000, 436800, 437500, 438750, 448000, 449280, 450000, 455000, 468000, 472500, 480000, 483840, 487500, 491400, 499200, 500000, 504000, 511875, 520000, 524160, 525000, 540000, 546000, 560000, 561600, 562500, 568750, 576000, 582400, 585000, 590625, 600000, 604800, 609375, 614250, 624000, 628992, 630000, 650000, 655200, 656250, 672000, 675000, 682500, 698880, 700000, 702000, 720000, 728000, 731250, 748800, 750000, 756000, 780000, 786240, 787500, 800000, 806400, 812500, 819000, 832000, 840000, 843750, 853125, 864000, 873600, 875000, 877500, 898560, 900000, 910000, 936000, 945000, 960000, 975000, 982800, 984375, 1000000, 1008000, 1023750, 1040000, 1048320, 1050000, 1080000, 1092000, 1096875, 1120000, 1123200, 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4320000, 4368000, 4387500, 4492800, 4500000, 4550000, 4680000, 4725000, 4800000, 4875000, 4914000, 5040000, 5118750, 5200000, 5241600, 5250000, 5400000, 5460000, 5484375, 5600000, 5616000, 5687500, 5824000, 5850000, 5906250, 6000000, 6048000, 6142500, 6240000, 6289920, 6300000, 6500000, 6552000, 6720000, 6750000, 6825000, 7000000, 7020000, 7200000, 7280000, 7312500, 7488000, 7560000, 7678125, 7800000, 7862400, 7875000, 8000000, 8190000, 8400000, 8531250, 8640000, 8736000, 8775000, 9000000, 9100000, 9360000, 9450000, 9750000, 9828000, 10080000, 10237500, 10400000, 10483200, 10500000, 10800000, 10920000, 10968750, 11200000, 11232000, 11375000, 11700000, 11812500, 12000000, 12096000, 12285000, 12480000, 12600000, 12796875, 13000000, 13104000, 13500000, 13650000, 14000000, 14040000, 14400000, 14560000, 14625000, 15120000, 15356250, 15600000, 15724800, 15750000, 16380000, 16800000, 17062500, 17472000, 17550000, 18000000, 18200000, 18720000, 18900000, 19500000, 19656000, 20160000, 20475000, 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約数ペア:

[(1, 19656000000), (2, 9828000000), (3, 6552000000), (4, 4914000000), (5, 3931200000), (6, 3276000000), (7, 2808000000), (8, 2457000000), (9, 2184000000), (10, 1965600000), (12, 1638000000), (13, 1512000000), (14, 1404000000), (15, 1310400000), (16, 1228500000), (18, 1092000000), (20, 982800000), (21, 936000000), (24, 819000000), (25, 786240000), (26, 756000000), (27, 728000000), (28, 702000000), (30, 655200000), (32, 614250000), (35, 561600000), (36, 546000000), (39, 504000000), (40, 491400000), (42, 468000000), (45, 436800000), (48, 409500000), (50, 393120000), (52, 378000000), (54, 364000000), (56, 351000000), (60, 327600000), (63, 312000000), (64, 307125000), (65, 302400000), (70, 280800000), (72, 273000000), (75, 262080000), (78, 252000000), (80, 245700000), (84, 234000000), (90, 218400000), (91, 216000000), (96, 204750000), (100, 196560000), (104, 189000000), (105, 187200000), (108, 182000000), (112, 175500000), (117, 168000000), (120, 163800000), (125, 157248000), (126, 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