77989800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:656

約数の個数: 192

約数和(自身を含む): 285696000

約数和(自身を除く): 207706200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 31, 35, 40, 42, 50, 56, 60, 62, 70, 75, 84, 93, 100, 105, 120, 124, 140, 150, 155, 168, 175, 186, 200, 210, 217, 248, 280, 300, 310, 350, 372, 420, 434, 465, 525, 599, 600, 620, 651, 700, 744, 775, 840, 868, 930, 1050, 1085, 1198, 1240, 1302, 1400, 1550, 1736, 1797, 1860, 2100, 2170, 2325, 2396, 2604, 2995, 3100, 3255, 3594, 3720, 4193, 4200, 4340, 4650, 4792, 5208, 5425, 5990, 6200, 6510, 7188, 8386, 8680, 8985, 9300, 10850, 11980, 12579, 13020, 14376, 14975, 16275, 16772, 17970, 18569, 18600, 20965, 21700, 23960, 25158, 26040, 29950, 32550, 33544, 35940, 37138, 41930, 43400, 44925, 50316, 55707, 59900, 62895, 65100, 71880, 74276, 83860, 89850, 92845, 100632, 104825, 111414, 119800, 125790, 129983, 130200, 148552, 167720, 179700, 185690, 209650, 222828, 251580, 259966, 278535, 314475, 359400, 371380, 389949, 419300, 445656, 464225, 503160, 519932, 557070, 628950, 649915, 742760, 779898, 838600, 928450, 1039864, 1114140, 1257900, 1299830, 1392675, 1559796, 1856900, 1949745, 2228280, 2515800, 2599660, 2785350, 3119592, 3249575, 3713800, 3899490, 5199320, 5570700, 6499150, 7798980, 9748725, 11141400, 12998300, 15597960, 19497450, 25996600, 38994900, 77989800]

約数ペア:

[(1, 77989800), (2, 38994900), (3, 25996600), (4, 19497450), (5, 15597960), (6, 12998300), (7, 11141400), (8, 9748725), (10, 7798980), (12, 6499150), (14, 5570700), (15, 5199320), (20, 3899490), (21, 3713800), (24, 3249575), (25, 3119592), (28, 2785350), (30, 2599660), (31, 2515800), (35, 2228280), (40, 1949745), (42, 1856900), (50, 1559796), (56, 1392675), (60, 1299830), (62, 1257900), (70, 1114140), (75, 1039864), (84, 928450), (93, 838600), (100, 779898), (105, 742760), (120, 649915), (124, 628950), (140, 557070), (150, 519932), (155, 503160), (168, 464225), (175, 445656), (186, 419300), (200, 389949), (210, 371380), (217, 359400), (248, 314475), (280, 278535), (300, 259966), (310, 251580), (350, 222828), (372, 209650), (420, 185690), (434, 179700), (465, 167720), (525, 148552), (599, 130200), (600, 129983), (620, 125790), (651, 119800), (700, 111414), (744, 104825), (775, 100632), (840, 92845), (868, 89850), (930, 83860), (1050, 74276), (1085, 71880), (1198, 65100), (1240, 62895), (1302, 59900), (1400, 55707), (1550, 50316), (1736, 44925), (1797, 43400), (1860, 41930), (2100, 37138), (2170, 35940), (2325, 33544), (2396, 32550), (2604, 29950), (2995, 26040), (3100, 25158), (3255, 23960), (3594, 21700), (3720, 20965), (4193, 18600), (4200, 18569), (4340, 17970), (4650, 16772), (4792, 16275), (5208, 14975), (5425, 14376), (5990, 13020), (6200, 12579), (6510, 11980), (7188, 10850), (8386, 9300), (8680, 8985)]