4427745920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:172

約数の個数: 256

約数和(自身を含む): 11885529600

約数和(自身を除く): 7457783680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 67, 80, 94, 104, 128, 130, 134, 160, 169, 188, 208, 235, 260, 268, 320, 335, 338, 376, 416, 470, 520, 536, 611, 640, 670, 676, 752, 832, 845, 871, 940, 1040, 1072, 1222, 1340, 1352, 1504, 1664, 1690, 1742, 1880, 2080, 2144, 2197, 2444, 2680, 2704, 3008, 3055, 3149, 3380, 3484, 3760, 4160, 4288, 4355, 4394, 4888, 5360, 5408, 6016, 6110, 6298, 6760, 6968, 7520, 7943, 8320, 8576, 8710, 8788, 9776, 10720, 10816, 10985, 11323, 12220, 12596, 13520, 13936, 15040, 15745, 15886, 17420, 17576, 19552, 21440, 21632, 21970, 22646, 24440, 25192, 27040, 27872, 30080, 31490, 31772, 34840, 35152, 39104, 39715, 40937, 42880, 43940, 45292, 48880, 50384, 54080, 55744, 56615, 62980, 63544, 69680, 70304, 78208, 79430, 81874, 87880, 90584, 97760, 100768, 103259, 108160, 111488, 113230, 125960, 127088, 139360, 140608, 147199, 158860, 163748, 175760, 181168, 195520, 201536, 204685, 206518, 226460, 251920, 254176, 278720, 281216, 294398, 317720, 327496, 351520, 362336, 391040, 403072, 409370, 413036, 452920, 503840, 508352, 516295, 532181, 557440, 588796, 635440, 654992, 703040, 724672, 735995, 818740, 826072, 905840, 1007680, 1016704, 1032590, 1064362, 1177592, 1270880, 1309984, 1406080, 1449344, 1471990, 1637480, 1652144, 1811680, 2015360, 2065180, 2128724, 2355184, 2541760, 2619968, 2660905, 2943980, 3274960, 3304288, 3623360, 4130360, 4257448, 4710368, 5083520, 5239936, 5321810, 5887960, 6549920, 6608576, 6918353, 7246720, 8260720, 8514896, 9420736, 10643620, 11775920, 13099840, 13217152, 13836706, 16521440, 17029792, 18841472, 21287240, 23551840, 26199680, 27673412, 33042880, 34059584, 34591765, 42574480, 47103680, 55346824, 66085760, 68119168, 69183530, 85148960, 94207360, 110693648, 138367060, 170297920, 221387296, 276734120, 340595840, 442774592, 553468240, 885549184, 1106936480, 2213872960, 4427745920]

約数ペア:

[(1, 4427745920), (2, 2213872960), (4, 1106936480), (5, 885549184), (8, 553468240), (10, 442774592), (13, 340595840), (16, 276734120), (20, 221387296), (26, 170297920), (32, 138367060), (40, 110693648), (47, 94207360), (52, 85148960), (64, 69183530), (65, 68119168), (67, 66085760), (80, 55346824), (94, 47103680), (104, 42574480), (128, 34591765), (130, 34059584), (134, 33042880), (160, 27673412), (169, 26199680), (188, 23551840), (208, 21287240), (235, 18841472), (260, 17029792), (268, 16521440), (320, 13836706), (335, 13217152), (338, 13099840), (376, 11775920), (416, 10643620), (470, 9420736), (520, 8514896), (536, 8260720), (611, 7246720), (640, 6918353), (670, 6608576), (676, 6549920), (752, 5887960), (832, 5321810), (845, 5239936), (871, 5083520), (940, 4710368), (1040, 4257448), (1072, 4130360), (1222, 3623360), (1340, 3304288), (1352, 3274960), (1504, 2943980), (1664, 2660905), (1690, 2619968), (1742, 2541760), (1880, 2355184), (2080, 2128724), (2144, 2065180), (2197, 2015360), (2444, 1811680), (2680, 1652144), (2704, 1637480), (3008, 1471990), (3055, 1449344), (3149, 1406080), (3380, 1309984), (3484, 1270880), (3760, 1177592), (4160, 1064362), (4288, 1032590), (4355, 1016704), (4394, 1007680), (4888, 905840), (5360, 826072), (5408, 818740), (6016, 735995), (6110, 724672), (6298, 703040), (6760, 654992), (6968, 635440), (7520, 588796), (7943, 557440), (8320, 532181), (8576, 516295), (8710, 508352), (8788, 503840), (9776, 452920), (10720, 413036), (10816, 409370), (10985, 403072), (11323, 391040), (12220, 362336), (12596, 351520), (13520, 327496), (13936, 317720), (15040, 294398), (15745, 281216), (15886, 278720), (17420, 254176), (17576, 251920), (19552, 226460), (21440, 206518), (21632, 204685), (21970, 201536), (22646, 195520), (24440, 181168), (25192, 175760), (27040, 163748), (27872, 158860), (30080, 147199), (31490, 140608), (31772, 139360), (34840, 127088), (35152, 125960), (39104, 113230), (39715, 111488), (40937, 108160), (42880, 103259), (43940, 100768), (45292, 97760), (48880, 90584), (50384, 87880), (54080, 81874), (55744, 79430), (56615, 78208), (62980, 70304), (63544, 69680)]