199640000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 280

約数和(自身を含む): 609404928

約数和(自身を除く): 409764928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 31, 32, 35, 40, 46, 50, 56, 62, 64, 70, 80, 92, 100, 112, 115, 124, 125, 140, 155, 160, 161, 175, 184, 200, 217, 224, 230, 248, 250, 280, 310, 320, 322, 350, 368, 400, 434, 448, 460, 496, 500, 560, 575, 620, 625, 644, 700, 713, 736, 775, 800, 805, 868, 875, 920, 992, 1000, 1085, 1120, 1150, 1240, 1250, 1288, 1400, 1426, 1472, 1550, 1600, 1610, 1736, 1750, 1840, 1984, 2000, 2170, 2240, 2300, 2480, 2500, 2576, 2800, 2852, 2875, 3100, 3220, 3472, 3500, 3565, 3680, 3875, 4000, 4025, 4340, 4375, 4600, 4960, 4991, 5000, 5152, 5425, 5600, 5704, 5750, 6200, 6440, 6944, 7000, 7130, 7360, 7750, 8000, 8050, 8680, 8750, 9200, 9920, 9982, 10000, 10304, 10850, 11200, 11408, 11500, 12400, 12880, 13888, 14000, 14260, 14375, 15500, 16100, 17360, 17500, 17825, 18400, 19375, 19964, 20000, 20125, 21700, 22816, 23000, 24800, 24955, 25760, 27125, 28000, 28520, 28750, 31000, 32200, 34720, 35000, 35650, 36800, 38750, 39928, 40000, 40250, 43400, 45632, 46000, 49600, 49910, 51520, 54250, 56000, 57040, 57500, 62000, 64400, 69440, 70000, 71300, 77500, 79856, 80500, 86800, 89125, 92000, 99820, 100625, 108500, 114080, 115000, 124000, 124775, 128800, 135625, 140000, 142600, 155000, 159712, 161000, 173600, 178250, 184000, 199640, 201250, 217000, 228160, 230000, 248000, 249550, 257600, 271250, 280000, 285200, 310000, 319424, 322000, 347200, 356500, 399280, 402500, 434000, 445625, 460000, 499100, 542500, 570400, 620000, 623875, 644000, 713000, 798560, 805000, 868000, 891250, 920000, 998200, 1085000, 1140800, 1240000, 1247750, 1288000, 1426000, 1597120, 1610000, 1736000, 1782500, 1996400, 2170000, 2495500, 2852000, 3119375, 3220000, 3565000, 3992800, 4340000, 4991000, 5704000, 6238750, 6440000, 7130000, 7985600, 8680000, 9982000, 12477500, 14260000, 19964000, 24955000, 28520000, 39928000, 49910000, 99820000, 199640000]

約数ペア:

[(1, 199640000), (2, 99820000), (4, 49910000), (5, 39928000), (7, 28520000), (8, 24955000), (10, 19964000), (14, 14260000), (16, 12477500), (20, 9982000), (23, 8680000), (25, 7985600), (28, 7130000), (31, 6440000), (32, 6238750), (35, 5704000), (40, 4991000), (46, 4340000), (50, 3992800), (56, 3565000), (62, 3220000), (64, 3119375), (70, 2852000), (80, 2495500), (92, 2170000), (100, 1996400), (112, 1782500), (115, 1736000), (124, 1610000), (125, 1597120), (140, 1426000), (155, 1288000), (160, 1247750), (161, 1240000), (175, 1140800), (184, 1085000), (200, 998200), (217, 920000), (224, 891250), (230, 868000), (248, 805000), (250, 798560), (280, 713000), (310, 644000), (320, 623875), (322, 620000), (350, 570400), (368, 542500), (400, 499100), (434, 460000), (448, 445625), (460, 434000), (496, 402500), (500, 399280), (560, 356500), (575, 347200), (620, 322000), (625, 319424), (644, 310000), (700, 285200), (713, 280000), (736, 271250), (775, 257600), (800, 249550), (805, 248000), (868, 230000), (875, 228160), (920, 217000), (992, 201250), (1000, 199640), (1085, 184000), (1120, 178250), (1150, 173600), (1240, 161000), (1250, 159712), (1288, 155000), (1400, 142600), (1426, 140000), (1472, 135625), (1550, 128800), (1600, 124775), (1610, 124000), (1736, 115000), (1750, 114080), (1840, 108500), (1984, 100625), (2000, 99820), (2170, 92000), (2240, 89125), (2300, 86800), (2480, 80500), (2500, 79856), (2576, 77500), (2800, 71300), (2852, 70000), (2875, 69440), (3100, 64400), (3220, 62000), (3472, 57500), (3500, 57040), (3565, 56000), (3680, 54250), (3875, 51520), (4000, 49910), (4025, 49600), (4340, 46000), (4375, 45632), (4600, 43400), (4960, 40250), (4991, 40000), (5000, 39928), (5152, 38750), (5425, 36800), (5600, 35650), (5704, 35000), (5750, 34720), (6200, 32200), (6440, 31000), (6944, 28750), (7000, 28520), (7130, 28000), (7360, 27125), (7750, 25760), (8000, 24955), (8050, 24800), (8680, 23000), (8750, 22816), (9200, 21700), (9920, 20125), (9982, 20000), (10000, 19964), (10304, 19375), (10850, 18400), (11200, 17825), (11408, 17500), (11500, 17360), (12400, 16100), (12880, 15500), (13888, 14375), (14000, 14260)]