440188000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:310

約数の個数: 192

約数和(自身を含む): 1257984000

約数和(自身を除く): 817796000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 79, 80, 100, 112, 125, 140, 158, 160, 175, 199, 200, 224, 250, 280, 316, 350, 395, 398, 400, 500, 553, 560, 632, 700, 790, 796, 800, 875, 995, 1000, 1106, 1120, 1264, 1393, 1400, 1580, 1592, 1750, 1975, 1990, 2000, 2212, 2528, 2765, 2786, 2800, 3160, 3184, 3500, 3950, 3980, 4000, 4424, 4975, 5530, 5572, 5600, 6320, 6368, 6965, 7000, 7900, 7960, 8848, 9875, 9950, 11060, 11144, 12640, 13825, 13930, 14000, 15721, 15800, 15920, 17696, 19750, 19900, 22120, 22288, 24875, 27650, 27860, 28000, 31442, 31600, 31840, 34825, 39500, 39800, 44240, 44576, 49750, 55300, 55720, 62884, 63200, 69125, 69650, 78605, 79000, 79600, 88480, 99500, 110047, 110600, 111440, 125768, 138250, 139300, 157210, 158000, 159200, 174125, 199000, 220094, 221200, 222880, 251536, 276500, 278600, 314420, 316000, 348250, 393025, 398000, 440188, 442400, 503072, 550235, 553000, 557200, 628840, 696500, 786050, 796000, 880376, 1100470, 1106000, 1114400, 1257680, 1393000, 1572100, 1760752, 1965125, 2200940, 2212000, 2515360, 2751175, 2786000, 3144200, 3521504, 3930250, 4401880, 5502350, 5572000, 6288400, 7860500, 8803760, 11004700, 12576800, 13755875, 15721000, 17607520, 22009400, 27511750, 31442000, 44018800, 55023500, 62884000, 88037600, 110047000, 220094000, 440188000]

約数ペア:

[(1, 440188000), (2, 220094000), (4, 110047000), (5, 88037600), (7, 62884000), (8, 55023500), (10, 44018800), (14, 31442000), (16, 27511750), (20, 22009400), (25, 17607520), (28, 15721000), (32, 13755875), (35, 12576800), (40, 11004700), (50, 8803760), (56, 7860500), (70, 6288400), (79, 5572000), (80, 5502350), (100, 4401880), (112, 3930250), (125, 3521504), (140, 3144200), (158, 2786000), (160, 2751175), (175, 2515360), (199, 2212000), (200, 2200940), (224, 1965125), (250, 1760752), (280, 1572100), (316, 1393000), (350, 1257680), (395, 1114400), (398, 1106000), (400, 1100470), (500, 880376), (553, 796000), (560, 786050), (632, 696500), (700, 628840), (790, 557200), (796, 553000), (800, 550235), (875, 503072), (995, 442400), (1000, 440188), (1106, 398000), (1120, 393025), (1264, 348250), (1393, 316000), (1400, 314420), (1580, 278600), (1592, 276500), (1750, 251536), (1975, 222880), (1990, 221200), (2000, 220094), (2212, 199000), (2528, 174125), (2765, 159200), (2786, 158000), (2800, 157210), (3160, 139300), (3184, 138250), (3500, 125768), (3950, 111440), (3980, 110600), (4000, 110047), (4424, 99500), (4975, 88480), (5530, 79600), (5572, 79000), (5600, 78605), (6320, 69650), (6368, 69125), (6965, 63200), (7000, 62884), (7900, 55720), (7960, 55300), (8848, 49750), (9875, 44576), (9950, 44240), (11060, 39800), (11144, 39500), (12640, 34825), (13825, 31840), (13930, 31600), (14000, 31442), (15721, 28000), (15800, 27860), (15920, 27650), (17696, 24875), (19750, 22288), (19900, 22120)]