284270000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 200

約数和(自身を含む): 818138112

約数和(自身を除く): 533868112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 125, 131, 140, 155, 175, 200, 217, 248, 250, 262, 280, 310, 350, 400, 434, 496, 500, 524, 560, 620, 625, 655, 700, 775, 868, 875, 917, 1000, 1048, 1085, 1240, 1250, 1310, 1400, 1550, 1736, 1750, 1834, 2000, 2096, 2170, 2480, 2500, 2620, 2800, 3100, 3275, 3472, 3500, 3668, 3875, 4061, 4340, 4375, 4585, 5000, 5240, 5425, 6200, 6550, 7000, 7336, 7750, 8122, 8680, 8750, 9170, 10000, 10480, 10850, 12400, 13100, 14000, 14672, 15500, 16244, 16375, 17360, 17500, 18340, 19375, 20305, 21700, 22925, 26200, 27125, 28427, 31000, 32488, 32750, 35000, 36680, 38750, 40610, 43400, 45850, 52400, 54250, 56854, 62000, 64976, 65500, 70000, 73360, 77500, 81220, 81875, 86800, 91700, 101525, 108500, 113708, 114625, 131000, 135625, 142135, 155000, 162440, 163750, 183400, 203050, 217000, 227416, 229250, 262000, 271250, 284270, 310000, 324880, 327500, 366800, 406100, 434000, 454832, 458500, 507625, 542500, 568540, 573125, 655000, 710675, 812200, 917000, 1015250, 1085000, 1137080, 1146250, 1310000, 1421350, 1624400, 1834000, 2030500, 2170000, 2274160, 2292500, 2538125, 2842700, 3553375, 4061000, 4585000, 5076250, 5685400, 7106750, 8122000, 9170000, 10152500, 11370800, 14213500, 17766875, 20305000, 28427000, 35533750, 40610000, 56854000, 71067500, 142135000, 284270000]

約数ペア:

[(1, 284270000), (2, 142135000), (4, 71067500), (5, 56854000), (7, 40610000), (8, 35533750), (10, 28427000), (14, 20305000), (16, 17766875), (20, 14213500), (25, 11370800), (28, 10152500), (31, 9170000), (35, 8122000), (40, 7106750), (50, 5685400), (56, 5076250), (62, 4585000), (70, 4061000), (80, 3553375), (100, 2842700), (112, 2538125), (124, 2292500), (125, 2274160), (131, 2170000), (140, 2030500), (155, 1834000), (175, 1624400), (200, 1421350), (217, 1310000), (248, 1146250), (250, 1137080), (262, 1085000), (280, 1015250), (310, 917000), (350, 812200), (400, 710675), (434, 655000), (496, 573125), (500, 568540), (524, 542500), (560, 507625), (620, 458500), (625, 454832), (655, 434000), (700, 406100), (775, 366800), (868, 327500), (875, 324880), (917, 310000), (1000, 284270), (1048, 271250), (1085, 262000), (1240, 229250), (1250, 227416), (1310, 217000), (1400, 203050), (1550, 183400), (1736, 163750), (1750, 162440), (1834, 155000), (2000, 142135), (2096, 135625), (2170, 131000), (2480, 114625), (2500, 113708), (2620, 108500), (2800, 101525), (3100, 91700), (3275, 86800), (3472, 81875), (3500, 81220), (3668, 77500), (3875, 73360), (4061, 70000), (4340, 65500), (4375, 64976), (4585, 62000), (5000, 56854), (5240, 54250), (5425, 52400), (6200, 45850), (6550, 43400), (7000, 40610), (7336, 38750), (7750, 36680), (8122, 35000), (8680, 32750), (8750, 32488), (9170, 31000), (10000, 28427), (10480, 27125), (10850, 26200), (12400, 22925), (13100, 21700), (14000, 20305), (14672, 19375), (15500, 18340), (16244, 17500), (16375, 17360)]