272440000

素因数分解:

$2^6\times 5^4\times 7^2\times {\mathrm{139}}^1$

素因数の和:185

約数の個数: 210

約数和(自身を含む): 791512260

約数和(自身を除く): 519072260

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 125, 139, 140, 160, 175, 196, 200, 224, 245, 250, 278, 280, 320, 350, 392, 400, 448, 490, 500, 556, 560, 625, 695, 700, 784, 800, 875, 973, 980, 1000, 1112, 1120, 1225, 1250, 1390, 1400, 1568, 1600, 1750, 1946, 1960, 2000, 2224, 2240, 2450, 2500, 2780, 2800, 3136, 3475, 3500, 3892, 3920, 4000, 4375, 4448, 4865, 4900, 5000, 5560, 5600, 6125, 6811, 6950, 7000, 7784, 7840, 8000, 8750, 8896, 9730, 9800, 10000, 11120, 11200, 12250, 13622, 13900, 14000, 15568, 15680, 17375, 17500, 19460, 19600, 20000, 22240, 24325, 24500, 27244, 27800, 28000, 30625, 31136, 34055, 34750, 35000, 38920, 39200, 40000, 44480, 48650, 49000, 54488, 55600, 56000, 61250, 62272, 68110, 69500, 70000, 77840, 78400, 86875, 97300, 98000, 108976, 111200, 121625, 122500, 136220, 139000, 140000, 155680, 170275, 173750, 194600, 196000, 217952, 222400, 243250, 245000, 272440, 278000, 280000, 311360, 340550, 347500, 389200, 392000, 435904, 486500, 490000, 544880, 556000, 608125, 681100, 695000, 778400, 851375, 973000, 980000, 1089760, 1112000, 1216250, 1362200, 1390000, 1556800, 1702750, 1946000, 1960000, 2179520, 2432500, 2724400, 2780000, 3405500, 3892000, 4256875, 4865000, 5448800, 5560000, 6811000, 7784000, 8513750, 9730000, 10897600, 13622000, 17027500, 19460000, 27244000, 34055000, 38920000, 54488000, 68110000, 136220000, 272440000]

約数ペア:

[(1, 272440000), (2, 136220000), (4, 68110000), (5, 54488000), (7, 38920000), (8, 34055000), (10, 27244000), (14, 19460000), (16, 17027500), (20, 13622000), (25, 10897600), (28, 9730000), (32, 8513750), (35, 7784000), (40, 6811000), (49, 5560000), (50, 5448800), (56, 4865000), (64, 4256875), (70, 3892000), (80, 3405500), (98, 2780000), (100, 2724400), (112, 2432500), (125, 2179520), (139, 1960000), (140, 1946000), (160, 1702750), (175, 1556800), (196, 1390000), (200, 1362200), (224, 1216250), (245, 1112000), (250, 1089760), (278, 980000), (280, 973000), (320, 851375), (350, 778400), (392, 695000), (400, 681100), (448, 608125), (490, 556000), (500, 544880), (556, 490000), (560, 486500), (625, 435904), (695, 392000), (700, 389200), (784, 347500), (800, 340550), (875, 311360), (973, 280000), (980, 278000), (1000, 272440), (1112, 245000), (1120, 243250), (1225, 222400), (1250, 217952), (1390, 196000), (1400, 194600), (1568, 173750), (1600, 170275), (1750, 155680), (1946, 140000), (1960, 139000), (2000, 136220), (2224, 122500), (2240, 121625), (2450, 111200), (2500, 108976), (2780, 98000), (2800, 97300), (3136, 86875), (3475, 78400), (3500, 77840), (3892, 70000), (3920, 69500), (4000, 68110), (4375, 62272), (4448, 61250), (4865, 56000), (4900, 55600), (5000, 54488), (5560, 49000), (5600, 48650), (6125, 44480), (6811, 40000), (6950, 39200), (7000, 38920), (7784, 35000), (7840, 34750), (8000, 34055), (8750, 31136), (8896, 30625), (9730, 28000), (9800, 27800), (10000, 27244), (11120, 24500), (11200, 24325), (12250, 22240), (13622, 20000), (13900, 19600), (14000, 19460), (15568, 17500), (15680, 17375)]