291229120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 224

約数和(自身を含む): 871532928

約数和(自身を除く): 580303808

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 73, 80, 91, 104, 112, 130, 137, 140, 146, 160, 182, 208, 224, 260, 274, 280, 292, 320, 364, 365, 416, 448, 455, 511, 520, 548, 560, 584, 685, 728, 730, 832, 910, 949, 959, 1022, 1040, 1096, 1120, 1168, 1370, 1456, 1460, 1781, 1820, 1898, 1918, 2044, 2080, 2192, 2240, 2336, 2555, 2740, 2912, 2920, 3562, 3640, 3796, 3836, 4088, 4160, 4384, 4672, 4745, 4795, 5110, 5480, 5824, 5840, 6643, 7124, 7280, 7592, 7672, 8176, 8768, 8905, 9490, 9590, 10001, 10220, 10960, 11680, 12467, 13286, 14248, 14560, 15184, 15344, 16352, 17810, 18980, 19180, 20002, 20440, 21920, 23360, 24934, 26572, 28496, 29120, 30368, 30688, 32704, 33215, 35620, 37960, 38360, 40004, 40880, 43840, 49868, 50005, 53144, 56992, 60736, 61376, 62335, 66430, 70007, 71240, 75920, 76720, 80008, 81760, 99736, 100010, 106288, 113984, 124670, 130013, 132860, 140014, 142480, 151840, 153440, 160016, 163520, 199472, 200020, 212576, 249340, 260026, 265720, 280028, 284960, 303680, 306880, 320032, 350035, 398944, 400040, 425152, 498680, 520052, 531440, 560056, 569920, 640064, 650065, 700070, 797888, 800080, 910091, 997360, 1040104, 1062880, 1120112, 1300130, 1400140, 1600160, 1820182, 1994720, 2080208, 2125760, 2240224, 2600260, 2800280, 3200320, 3640364, 3989440, 4160416, 4480448, 4550455, 5200520, 5600560, 7280728, 8320832, 9100910, 10401040, 11201120, 14561456, 18201820, 20802080, 22402240, 29122912, 36403640, 41604160, 58245824, 72807280, 145614560, 291229120]

約数ペア:

[(1, 291229120), (2, 145614560), (4, 72807280), (5, 58245824), (7, 41604160), (8, 36403640), (10, 29122912), (13, 22402240), (14, 20802080), (16, 18201820), (20, 14561456), (26, 11201120), (28, 10401040), (32, 9100910), (35, 8320832), (40, 7280728), (52, 5600560), (56, 5200520), (64, 4550455), (65, 4480448), (70, 4160416), (73, 3989440), (80, 3640364), (91, 3200320), (104, 2800280), (112, 2600260), (130, 2240224), (137, 2125760), (140, 2080208), (146, 1994720), (160, 1820182), (182, 1600160), (208, 1400140), (224, 1300130), (260, 1120112), (274, 1062880), (280, 1040104), (292, 997360), (320, 910091), (364, 800080), (365, 797888), (416, 700070), (448, 650065), (455, 640064), (511, 569920), (520, 560056), (548, 531440), (560, 520052), (584, 498680), (685, 425152), (728, 400040), (730, 398944), (832, 350035), (910, 320032), (949, 306880), (959, 303680), (1022, 284960), (1040, 280028), (1096, 265720), (1120, 260026), (1168, 249340), (1370, 212576), (1456, 200020), (1460, 199472), (1781, 163520), (1820, 160016), (1898, 153440), (1918, 151840), (2044, 142480), (2080, 140014), (2192, 132860), (2240, 130013), (2336, 124670), (2555, 113984), (2740, 106288), (2912, 100010), (2920, 99736), (3562, 81760), (3640, 80008), (3796, 76720), (3836, 75920), (4088, 71240), (4160, 70007), (4384, 66430), (4672, 62335), (4745, 61376), (4795, 60736), (5110, 56992), (5480, 53144), (5824, 50005), (5840, 49868), (6643, 43840), (7124, 40880), (7280, 40004), (7592, 38360), (7672, 37960), (8176, 35620), (8768, 33215), (8905, 32704), (9490, 30688), (9590, 30368), (10001, 29120), (10220, 28496), (10960, 26572), (11680, 24934), (12467, 23360), (13286, 21920), (14248, 20440), (14560, 20002), (15184, 19180), (15344, 18980), (16352, 17810)]