18887838900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{18097}}^1$

素因数の和:18199

約数の個数: 216

約数和(自身を含む): 64469998656

約数和(自身を除く): 45582159756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 71, 75, 84, 98, 100, 105, 140, 142, 147, 150, 175, 196, 210, 213, 245, 284, 294, 300, 350, 355, 420, 426, 490, 497, 525, 588, 700, 710, 735, 852, 980, 994, 1050, 1065, 1225, 1420, 1470, 1491, 1775, 1988, 2100, 2130, 2450, 2485, 2940, 2982, 3479, 3550, 3675, 4260, 4900, 4970, 5325, 5964, 6958, 7100, 7350, 7455, 9940, 10437, 10650, 12425, 13916, 14700, 14910, 17395, 18097, 20874, 21300, 24850, 29820, 34790, 36194, 37275, 41748, 49700, 52185, 54291, 69580, 72388, 74550, 86975, 90485, 104370, 108582, 126679, 149100, 173950, 180970, 208740, 217164, 253358, 260925, 271455, 347900, 361940, 380037, 452425, 506716, 521850, 542910, 633395, 760074, 886753, 904850, 1043700, 1085820, 1266790, 1284887, 1357275, 1520148, 1773506, 1809700, 1900185, 2533580, 2569774, 2660259, 2714550, 3166975, 3547012, 3800370, 3854661, 4433765, 5139548, 5320518, 5429100, 6333950, 6424435, 7600740, 7709322, 8867530, 8994209, 9500925, 10641036, 12667900, 12848870, 13301295, 15418644, 17735060, 17988418, 19001850, 19273305, 22168825, 25697740, 26602590, 26982627, 32122175, 35976836, 38003700, 38546610, 44337650, 44971045, 53205180, 53965254, 62959463, 64244350, 66506475, 77093220, 88675300, 89942090, 96366525, 107930508, 125918926, 128488700, 133012950, 134913135, 179884180, 188878389, 192733050, 224855225, 251837852, 266025900, 269826270, 314797315, 377756778, 385466100, 449710450, 539652540, 629594630, 674565675, 755513556, 899420900, 944391945, 1259189260, 1349131350, 1573986575, 1888783890, 2698262700, 3147973150, 3777567780, 4721959725, 6295946300, 9443919450, 18887838900]

約数ペア:

[(1, 18887838900), (2, 9443919450), (3, 6295946300), (4, 4721959725), (5, 3777567780), (6, 3147973150), (7, 2698262700), (10, 1888783890), (12, 1573986575), (14, 1349131350), (15, 1259189260), (20, 944391945), (21, 899420900), (25, 755513556), (28, 674565675), (30, 629594630), (35, 539652540), (42, 449710450), (49, 385466100), (50, 377756778), (60, 314797315), (70, 269826270), (71, 266025900), (75, 251837852), (84, 224855225), (98, 192733050), (100, 188878389), (105, 179884180), (140, 134913135), (142, 133012950), (147, 128488700), (150, 125918926), (175, 107930508), (196, 96366525), (210, 89942090), (213, 88675300), (245, 77093220), (284, 66506475), (294, 64244350), (300, 62959463), (350, 53965254), (355, 53205180), (420, 44971045), (426, 44337650), (490, 38546610), (497, 38003700), (525, 35976836), (588, 32122175), (700, 26982627), (710, 26602590), (735, 25697740), (852, 22168825), (980, 19273305), (994, 19001850), (1050, 17988418), (1065, 17735060), (1225, 15418644), (1420, 13301295), (1470, 12848870), (1491, 12667900), (1775, 10641036), (1988, 9500925), (2100, 8994209), (2130, 8867530), (2450, 7709322), (2485, 7600740), (2940, 6424435), (2982, 6333950), (3479, 5429100), (3550, 5320518), (3675, 5139548), (4260, 4433765), (4900, 3854661), (4970, 3800370), (5325, 3547012), (5964, 3166975), (6958, 2714550), (7100, 2660259), (7350, 2569774), (7455, 2533580), (9940, 1900185), (10437, 1809700), (10650, 1773506), (12425, 1520148), (13916, 1357275), (14700, 1284887), (14910, 1266790), (17395, 1085820), (18097, 1043700), (20874, 904850), (21300, 886753), (24850, 760074), (29820, 633395), (34790, 542910), (36194, 521850), (37275, 506716), (41748, 452425), (49700, 380037), (52185, 361940), (54291, 347900), (69580, 271455), (72388, 260925), (74550, 253358), (86975, 217164), (90485, 208740), (104370, 180970), (108582, 173950), (126679, 149100)]