209300000

素因数分解:

$2^5\times 5^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:78

約数の個数: 288

約数和(自身を含む): 661457664

約数和(自身を除く): 452157664

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 25, 26, 28, 32, 35, 40, 46, 50, 52, 56, 65, 70, 80, 91, 92, 100, 104, 112, 115, 125, 130, 140, 160, 161, 175, 182, 184, 200, 208, 224, 230, 250, 260, 280, 299, 322, 325, 350, 364, 368, 400, 416, 455, 460, 500, 520, 560, 575, 598, 625, 644, 650, 700, 728, 736, 800, 805, 875, 910, 920, 1000, 1040, 1120, 1150, 1196, 1250, 1288, 1300, 1400, 1456, 1495, 1610, 1625, 1750, 1820, 1840, 2000, 2080, 2093, 2275, 2300, 2392, 2500, 2576, 2600, 2800, 2875, 2912, 2990, 3125, 3220, 3250, 3500, 3640, 3680, 4000, 4025, 4186, 4375, 4550, 4600, 4784, 5000, 5152, 5200, 5600, 5750, 5980, 6250, 6440, 6500, 7000, 7280, 7475, 8050, 8125, 8372, 8750, 9100, 9200, 9568, 10000, 10400, 10465, 11375, 11500, 11960, 12500, 12880, 13000, 14000, 14375, 14560, 14950, 16100, 16250, 16744, 17500, 18200, 18400, 20000, 20125, 20930, 21875, 22750, 23000, 23920, 25000, 25760, 26000, 28000, 28750, 29900, 32200, 32500, 33488, 35000, 36400, 37375, 40250, 40625, 41860, 43750, 45500, 46000, 47840, 50000, 52000, 52325, 56875, 57500, 59800, 64400, 65000, 66976, 70000, 71875, 72800, 74750, 80500, 81250, 83720, 87500, 91000, 92000, 100000, 100625, 104650, 113750, 115000, 119600, 128800, 130000, 140000, 143750, 149500, 161000, 162500, 167440, 175000, 182000, 186875, 201250, 209300, 227500, 230000, 239200, 260000, 261625, 284375, 287500, 299000, 322000, 325000, 334880, 350000, 364000, 373750, 402500, 418600, 455000, 460000, 503125, 523250, 568750, 575000, 598000, 644000, 650000, 700000, 747500, 805000, 837200, 910000, 934375, 1006250, 1046500, 1137500, 1150000, 1196000, 1300000, 1308125, 1495000, 1610000, 1674400, 1820000, 1868750, 2012500, 2093000, 2275000, 2300000, 2616250, 2990000, 3220000, 3737500, 4025000, 4186000, 4550000, 5232500, 5980000, 6540625, 7475000, 8050000, 8372000, 9100000, 10465000, 13081250, 14950000, 16100000, 20930000, 26162500, 29900000, 41860000, 52325000, 104650000, 209300000]

約数ペア:

[(1, 209300000), (2, 104650000), (4, 52325000), (5, 41860000), (7, 29900000), (8, 26162500), (10, 20930000), (13, 16100000), (14, 14950000), (16, 13081250), (20, 10465000), (23, 9100000), (25, 8372000), (26, 8050000), (28, 7475000), (32, 6540625), (35, 5980000), (40, 5232500), (46, 4550000), (50, 4186000), (52, 4025000), (56, 3737500), (65, 3220000), (70, 2990000), (80, 2616250), (91, 2300000), (92, 2275000), (100, 2093000), (104, 2012500), (112, 1868750), (115, 1820000), (125, 1674400), (130, 1610000), (140, 1495000), (160, 1308125), (161, 1300000), (175, 1196000), (182, 1150000), (184, 1137500), (200, 1046500), (208, 1006250), (224, 934375), (230, 910000), (250, 837200), (260, 805000), (280, 747500), (299, 700000), (322, 650000), (325, 644000), (350, 598000), (364, 575000), (368, 568750), (400, 523250), (416, 503125), (455, 460000), (460, 455000), (500, 418600), (520, 402500), (560, 373750), (575, 364000), (598, 350000), (625, 334880), (644, 325000), (650, 322000), (700, 299000), (728, 287500), (736, 284375), (800, 261625), (805, 260000), (875, 239200), (910, 230000), (920, 227500), (1000, 209300), (1040, 201250), (1120, 186875), (1150, 182000), (1196, 175000), (1250, 167440), (1288, 162500), (1300, 161000), (1400, 149500), (1456, 143750), (1495, 140000), (1610, 130000), (1625, 128800), (1750, 119600), (1820, 115000), (1840, 113750), (2000, 104650), (2080, 100625), (2093, 100000), (2275, 92000), (2300, 91000), (2392, 87500), (2500, 83720), (2576, 81250), (2600, 80500), (2800, 74750), (2875, 72800), (2912, 71875), (2990, 70000), (3125, 66976), (3220, 65000), (3250, 64400), (3500, 59800), (3640, 57500), (3680, 56875), (4000, 52325), (4025, 52000), (4186, 50000), (4375, 47840), (4550, 46000), (4600, 45500), (4784, 43750), (5000, 41860), (5152, 40625), (5200, 40250), (5600, 37375), (5750, 36400), (5980, 35000), (6250, 33488), (6440, 32500), (6500, 32200), (7000, 29900), (7280, 28750), (7475, 28000), (8050, 26000), (8125, 25760), (8372, 25000), (8750, 23920), (9100, 23000), (9200, 22750), (9568, 21875), (10000, 20930), (10400, 20125), (10465, 20000), (11375, 18400), (11500, 18200), (11960, 17500), (12500, 16744), (12880, 16250), (13000, 16100), (14000, 14950), (14375, 14560)]