1880392000

素因数分解:

$2^6\times 5^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 224

約数和(自身を含む): 4992624000

約数和(自身を除く): 3112232000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 89, 95, 100, 125, 139, 152, 160, 178, 190, 200, 250, 278, 304, 320, 356, 380, 400, 445, 475, 500, 556, 608, 695, 712, 760, 800, 890, 950, 1000, 1112, 1216, 1390, 1424, 1520, 1600, 1691, 1780, 1900, 2000, 2224, 2225, 2375, 2641, 2780, 2848, 3040, 3382, 3475, 3560, 3800, 4000, 4448, 4450, 4750, 5282, 5560, 5696, 6080, 6764, 6950, 7120, 7600, 8000, 8455, 8896, 8900, 9500, 10564, 11120, 11125, 12371, 13205, 13528, 13900, 14240, 15200, 16910, 17375, 17800, 19000, 21128, 22240, 22250, 24742, 26410, 27056, 27800, 28480, 30400, 33820, 34750, 35600, 38000, 42256, 42275, 44480, 44500, 49484, 52820, 54112, 55600, 61855, 66025, 67640, 69500, 71200, 76000, 84512, 84550, 89000, 98968, 105640, 108224, 111200, 123710, 132050, 135280, 139000, 142400, 152000, 169024, 169100, 178000, 197936, 211280, 211375, 222400, 235049, 247420, 264100, 270560, 278000, 309275, 330125, 338200, 356000, 395872, 422560, 422750, 470098, 494840, 528200, 541120, 556000, 618550, 660250, 676400, 712000, 791744, 845120, 845500, 940196, 989680, 1056400, 1112000, 1175245, 1237100, 1320500, 1352800, 1546375, 1691000, 1880392, 1979360, 2112800, 2350490, 2474200, 2641000, 2705600, 3092750, 3382000, 3760784, 3958720, 4225600, 4700980, 4948400, 5282000, 5876225, 6185500, 6764000, 7521568, 9401960, 9896800, 10564000, 11752450, 12371000, 13528000, 15043136, 18803920, 19793600, 21128000, 23504900, 24742000, 29381125, 37607840, 47009800, 49484000, 58762250, 75215680, 94019600, 98968000, 117524500, 188039200, 235049000, 376078400, 470098000, 940196000, 1880392000]

約数ペア:

[(1, 1880392000), (2, 940196000), (4, 470098000), (5, 376078400), (8, 235049000), (10, 188039200), (16, 117524500), (19, 98968000), (20, 94019600), (25, 75215680), (32, 58762250), (38, 49484000), (40, 47009800), (50, 37607840), (64, 29381125), (76, 24742000), (80, 23504900), (89, 21128000), (95, 19793600), (100, 18803920), (125, 15043136), (139, 13528000), (152, 12371000), (160, 11752450), (178, 10564000), (190, 9896800), (200, 9401960), (250, 7521568), (278, 6764000), (304, 6185500), (320, 5876225), (356, 5282000), (380, 4948400), (400, 4700980), (445, 4225600), (475, 3958720), (500, 3760784), (556, 3382000), (608, 3092750), (695, 2705600), (712, 2641000), (760, 2474200), (800, 2350490), (890, 2112800), (950, 1979360), (1000, 1880392), (1112, 1691000), (1216, 1546375), (1390, 1352800), (1424, 1320500), (1520, 1237100), (1600, 1175245), (1691, 1112000), (1780, 1056400), (1900, 989680), (2000, 940196), (2224, 845500), (2225, 845120), (2375, 791744), (2641, 712000), (2780, 676400), (2848, 660250), (3040, 618550), (3382, 556000), (3475, 541120), (3560, 528200), (3800, 494840), (4000, 470098), (4448, 422750), (4450, 422560), (4750, 395872), (5282, 356000), (5560, 338200), (5696, 330125), (6080, 309275), (6764, 278000), (6950, 270560), (7120, 264100), (7600, 247420), (8000, 235049), (8455, 222400), (8896, 211375), (8900, 211280), (9500, 197936), (10564, 178000), (11120, 169100), (11125, 169024), (12371, 152000), (13205, 142400), (13528, 139000), (13900, 135280), (14240, 132050), (15200, 123710), (16910, 111200), (17375, 108224), (17800, 105640), (19000, 98968), (21128, 89000), (22240, 84550), (22250, 84512), (24742, 76000), (26410, 71200), (27056, 69500), (27800, 67640), (28480, 66025), (30400, 61855), (33820, 55600), (34750, 54112), (35600, 52820), (38000, 49484), (42256, 44500), (42275, 44480)]