1961680000

素因数分解:

$2^7\times 5^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:185

約数の個数: 320

約数和(自身を含む): 5812139520

約数和(自身を除く): 3850459520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 80, 100, 112, 113, 124, 125, 128, 140, 155, 160, 175, 200, 217, 224, 226, 248, 250, 280, 310, 320, 350, 400, 434, 448, 452, 496, 500, 560, 565, 620, 625, 640, 700, 775, 791, 800, 868, 875, 896, 904, 992, 1000, 1085, 1120, 1130, 1240, 1250, 1400, 1550, 1582, 1600, 1736, 1750, 1808, 1984, 2000, 2170, 2240, 2260, 2480, 2500, 2800, 2825, 3100, 3164, 3200, 3472, 3500, 3503, 3616, 3875, 3955, 3968, 4000, 4340, 4375, 4480, 4520, 4960, 5000, 5425, 5600, 5650, 6200, 6328, 6944, 7000, 7006, 7232, 7750, 7910, 8000, 8680, 8750, 9040, 9920, 10000, 10850, 11200, 11300, 12400, 12656, 13888, 14000, 14012, 14125, 14464, 15500, 15820, 16000, 17360, 17500, 17515, 18080, 19375, 19775, 19840, 20000, 21700, 22400, 22600, 24521, 24800, 25312, 27125, 27776, 28000, 28024, 28250, 31000, 31640, 34720, 35000, 35030, 36160, 38750, 39550, 40000, 43400, 45200, 49042, 49600, 50624, 54250, 56000, 56048, 56500, 62000, 63280, 69440, 70000, 70060, 70625, 72320, 77500, 79100, 80000, 86800, 87575, 90400, 98084, 98875, 99200, 101248, 108500, 112000, 112096, 113000, 122605, 124000, 126560, 135625, 138880, 140000, 140120, 141250, 155000, 158200, 173600, 175150, 180800, 196168, 197750, 217000, 224192, 226000, 245210, 248000, 253120, 271250, 280000, 280240, 282500, 310000, 316400, 347200, 350300, 361600, 392336, 395500, 434000, 437875, 448384, 452000, 490420, 494375, 496000, 506240, 542500, 560000, 560480, 565000, 613025, 620000, 632800, 694400, 700600, 784672, 791000, 868000, 875750, 904000, 980840, 988750, 1085000, 1120960, 1130000, 1226050, 1240000, 1265600, 1401200, 1569344, 1582000, 1736000, 1751500, 1808000, 1961680, 1977500, 2170000, 2189375, 2241920, 2260000, 2452100, 2480000, 2531200, 2802400, 3065125, 3138688, 3164000, 3472000, 3503000, 3923360, 3955000, 4340000, 4378750, 4520000, 4904200, 5604800, 6130250, 6328000, 7006000, 7846720, 7910000, 8680000, 8757500, 9040000, 9808400, 11209600, 12260500, 12656000, 14012000, 15325625, 15693440, 15820000, 17360000, 17515000, 19616800, 24521000, 28024000, 30651250, 31640000, 35030000, 39233600, 49042000, 56048000, 61302500, 63280000, 70060000, 78467200, 98084000, 122605000, 140120000, 196168000, 245210000, 280240000, 392336000, 490420000, 980840000, 1961680000]

約数ペア:

[(1, 1961680000), (2, 980840000), (4, 490420000), (5, 392336000), (7, 280240000), (8, 245210000), (10, 196168000), (14, 140120000), (16, 122605000), (20, 98084000), (25, 78467200), (28, 70060000), (31, 63280000), (32, 61302500), (35, 56048000), (40, 49042000), (50, 39233600), (56, 35030000), (62, 31640000), (64, 30651250), (70, 28024000), (80, 24521000), (100, 19616800), (112, 17515000), (113, 17360000), (124, 15820000), (125, 15693440), (128, 15325625), (140, 14012000), (155, 12656000), (160, 12260500), (175, 11209600), (200, 9808400), (217, 9040000), (224, 8757500), (226, 8680000), (248, 7910000), (250, 7846720), (280, 7006000), (310, 6328000), (320, 6130250), (350, 5604800), (400, 4904200), (434, 4520000), (448, 4378750), (452, 4340000), (496, 3955000), (500, 3923360), (560, 3503000), (565, 3472000), (620, 3164000), (625, 3138688), (640, 3065125), (700, 2802400), (775, 2531200), (791, 2480000), (800, 2452100), (868, 2260000), (875, 2241920), (896, 2189375), (904, 2170000), (992, 1977500), (1000, 1961680), (1085, 1808000), (1120, 1751500), (1130, 1736000), (1240, 1582000), (1250, 1569344), (1400, 1401200), (1550, 1265600), (1582, 1240000), (1600, 1226050), (1736, 1130000), (1750, 1120960), (1808, 1085000), (1984, 988750), (2000, 980840), (2170, 904000), (2240, 875750), (2260, 868000), (2480, 791000), (2500, 784672), (2800, 700600), (2825, 694400), (3100, 632800), (3164, 620000), (3200, 613025), (3472, 565000), (3500, 560480), (3503, 560000), (3616, 542500), (3875, 506240), (3955, 496000), (3968, 494375), (4000, 490420), (4340, 452000), (4375, 448384), (4480, 437875), (4520, 434000), (4960, 395500), (5000, 392336), (5425, 361600), (5600, 350300), (5650, 347200), (6200, 316400), (6328, 310000), (6944, 282500), (7000, 280240), (7006, 280000), (7232, 271250), (7750, 253120), (7910, 248000), (8000, 245210), (8680, 226000), (8750, 224192), (9040, 217000), (9920, 197750), (10000, 196168), (10850, 180800), (11200, 175150), (11300, 173600), (12400, 158200), (12656, 155000), (13888, 141250), (14000, 140120), (14012, 140000), (14125, 138880), (14464, 135625), (15500, 126560), (15820, 124000), (16000, 122605), (17360, 113000), (17500, 112096), (17515, 112000), (18080, 108500), (19375, 101248), (19775, 99200), (19840, 98875), (20000, 98084), (21700, 90400), (22400, 87575), (22600, 86800), (24521, 80000), (24800, 79100), (25312, 77500), (27125, 72320), (27776, 70625), (28000, 70060), (28024, 70000), (28250, 69440), (31000, 63280), (31640, 62000), (34720, 56500), (35000, 56048), (35030, 56000), (36160, 54250), (38750, 50624), (39550, 49600), (40000, 49042), (43400, 45200)]