427966000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:445

約数の個数: 240

約数和(自身を含む): 1316513952

約数和(自身を除く): 888547952

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 80, 88, 98, 100, 110, 112, 125, 140, 154, 175, 176, 196, 200, 220, 245, 250, 275, 280, 308, 350, 385, 392, 397, 400, 440, 490, 500, 539, 550, 560, 616, 700, 770, 784, 794, 875, 880, 980, 1000, 1078, 1100, 1225, 1232, 1375, 1400, 1540, 1588, 1750, 1925, 1960, 1985, 2000, 2156, 2200, 2450, 2695, 2750, 2779, 2800, 3080, 3176, 3500, 3850, 3920, 3970, 4312, 4367, 4400, 4900, 5390, 5500, 5558, 6125, 6160, 6352, 7000, 7700, 7940, 8624, 8734, 9625, 9800, 9925, 10780, 11000, 11116, 12250, 13475, 13895, 14000, 15400, 15880, 17468, 19250, 19453, 19600, 19850, 21560, 21835, 22000, 22232, 24500, 26950, 27790, 30569, 30800, 31760, 34936, 38500, 38906, 39700, 43120, 43670, 44464, 49000, 49625, 53900, 55580, 61138, 67375, 69475, 69872, 77000, 77812, 79400, 87340, 97265, 98000, 99250, 107800, 109175, 111160, 122276, 134750, 138950, 152845, 154000, 155624, 158800, 174680, 194530, 198500, 213983, 215600, 218350, 222320, 244552, 269500, 277900, 305690, 311248, 347375, 349360, 389060, 397000, 427966, 436700, 486325, 489104, 539000, 545875, 555800, 611380, 694750, 764225, 778120, 794000, 855932, 873400, 972650, 1069915, 1078000, 1091750, 1111600, 1222760, 1389500, 1528450, 1556240, 1711864, 1746800, 1945300, 2139830, 2183500, 2431625, 2445520, 2779000, 3056900, 3423728, 3821125, 3890600, 4279660, 4367000, 4863250, 5349575, 5558000, 6113800, 7642250, 7781200, 8559320, 8734000, 9726500, 10699150, 12227600, 15284500, 17118640, 19453000, 21398300, 26747875, 30569000, 38906000, 42796600, 53495750, 61138000, 85593200, 106991500, 213983000, 427966000]

約数ペア:

[(1, 427966000), (2, 213983000), (4, 106991500), (5, 85593200), (7, 61138000), (8, 53495750), (10, 42796600), (11, 38906000), (14, 30569000), (16, 26747875), (20, 21398300), (22, 19453000), (25, 17118640), (28, 15284500), (35, 12227600), (40, 10699150), (44, 9726500), (49, 8734000), (50, 8559320), (55, 7781200), (56, 7642250), (70, 6113800), (77, 5558000), (80, 5349575), (88, 4863250), (98, 4367000), (100, 4279660), (110, 3890600), (112, 3821125), (125, 3423728), (140, 3056900), (154, 2779000), (175, 2445520), (176, 2431625), (196, 2183500), (200, 2139830), (220, 1945300), (245, 1746800), (250, 1711864), (275, 1556240), (280, 1528450), (308, 1389500), (350, 1222760), (385, 1111600), (392, 1091750), (397, 1078000), (400, 1069915), (440, 972650), (490, 873400), (500, 855932), (539, 794000), (550, 778120), (560, 764225), (616, 694750), (700, 611380), (770, 555800), (784, 545875), (794, 539000), (875, 489104), (880, 486325), (980, 436700), (1000, 427966), (1078, 397000), (1100, 389060), (1225, 349360), (1232, 347375), (1375, 311248), (1400, 305690), (1540, 277900), (1588, 269500), (1750, 244552), (1925, 222320), (1960, 218350), (1985, 215600), (2000, 213983), (2156, 198500), (2200, 194530), (2450, 174680), (2695, 158800), (2750, 155624), (2779, 154000), (2800, 152845), (3080, 138950), (3176, 134750), (3500, 122276), (3850, 111160), (3920, 109175), (3970, 107800), (4312, 99250), (4367, 98000), (4400, 97265), (4900, 87340), (5390, 79400), (5500, 77812), (5558, 77000), (6125, 69872), (6160, 69475), (6352, 67375), (7000, 61138), (7700, 55580), (7940, 53900), (8624, 49625), (8734, 49000), (9625, 44464), (9800, 43670), (9925, 43120), (10780, 39700), (11000, 38906), (11116, 38500), (12250, 34936), (13475, 31760), (13895, 30800), (14000, 30569), (15400, 27790), (15880, 26950), (17468, 24500), (19250, 22232), (19453, 22000), (19600, 21835), (19850, 21560)]