860188000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1054

約数の個数: 192

約数和(自身を含む): 2495840256

約数和(自身を除く): 1635652256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 125, 140, 155, 160, 175, 200, 217, 224, 248, 250, 280, 310, 350, 400, 434, 496, 500, 560, 620, 700, 775, 800, 868, 875, 991, 992, 1000, 1085, 1120, 1240, 1400, 1550, 1736, 1750, 1982, 2000, 2170, 2480, 2800, 3100, 3472, 3500, 3875, 3964, 4000, 4340, 4955, 4960, 5425, 5600, 6200, 6937, 6944, 7000, 7750, 7928, 8680, 9910, 10850, 12400, 13874, 14000, 15500, 15856, 17360, 19820, 21700, 24775, 24800, 27125, 27748, 28000, 30721, 31000, 31712, 34685, 34720, 39640, 43400, 49550, 54250, 55496, 61442, 62000, 69370, 79280, 86800, 99100, 108500, 110992, 122884, 123875, 124000, 138740, 153605, 158560, 173425, 173600, 198200, 215047, 217000, 221984, 245768, 247750, 277480, 307210, 346850, 396400, 430094, 434000, 491536, 495500, 554960, 614420, 693700, 768025, 792800, 860188, 867125, 868000, 983072, 991000, 1075235, 1109920, 1228840, 1387400, 1536050, 1720376, 1734250, 1982000, 2150470, 2457680, 2774800, 3072100, 3440752, 3468500, 3840125, 3964000, 4300940, 4915360, 5376175, 5549600, 6144200, 6881504, 6937000, 7680250, 8601880, 10752350, 12288400, 13874000, 15360500, 17203760, 21504700, 24576800, 26880875, 27748000, 30721000, 34407520, 43009400, 53761750, 61442000, 86018800, 107523500, 122884000, 172037600, 215047000, 430094000, 860188000]

約数ペア:

[(1, 860188000), (2, 430094000), (4, 215047000), (5, 172037600), (7, 122884000), (8, 107523500), (10, 86018800), (14, 61442000), (16, 53761750), (20, 43009400), (25, 34407520), (28, 30721000), (31, 27748000), (32, 26880875), (35, 24576800), (40, 21504700), (50, 17203760), (56, 15360500), (62, 13874000), (70, 12288400), (80, 10752350), (100, 8601880), (112, 7680250), (124, 6937000), (125, 6881504), (140, 6144200), (155, 5549600), (160, 5376175), (175, 4915360), (200, 4300940), (217, 3964000), (224, 3840125), (248, 3468500), (250, 3440752), (280, 3072100), (310, 2774800), (350, 2457680), (400, 2150470), (434, 1982000), (496, 1734250), (500, 1720376), (560, 1536050), (620, 1387400), (700, 1228840), (775, 1109920), (800, 1075235), (868, 991000), (875, 983072), (991, 868000), (992, 867125), (1000, 860188), (1085, 792800), (1120, 768025), (1240, 693700), (1400, 614420), (1550, 554960), (1736, 495500), (1750, 491536), (1982, 434000), (2000, 430094), (2170, 396400), (2480, 346850), (2800, 307210), (3100, 277480), (3472, 247750), (3500, 245768), (3875, 221984), (3964, 217000), (4000, 215047), (4340, 198200), (4955, 173600), (4960, 173425), (5425, 158560), (5600, 153605), (6200, 138740), (6937, 124000), (6944, 123875), (7000, 122884), (7750, 110992), (7928, 108500), (8680, 99100), (9910, 86800), (10850, 79280), (12400, 69370), (13874, 62000), (14000, 61442), (15500, 55496), (15856, 54250), (17360, 49550), (19820, 43400), (21700, 39640), (24775, 34720), (24800, 34685), (27125, 31712), (27748, 31000), (28000, 30721)]