161499520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:145

約数の個数: 256

約数和(自身を含む): 493516800

約数和(自身を除く): 332017280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 47, 52, 56, 59, 64, 65, 70, 80, 91, 94, 104, 112, 118, 128, 130, 140, 160, 182, 188, 208, 224, 235, 236, 260, 280, 295, 320, 329, 364, 376, 413, 416, 448, 455, 470, 472, 520, 560, 590, 611, 640, 658, 728, 752, 767, 826, 832, 896, 910, 940, 944, 1040, 1120, 1180, 1222, 1316, 1456, 1504, 1534, 1645, 1652, 1664, 1820, 1880, 1888, 2065, 2080, 2240, 2360, 2444, 2632, 2773, 2912, 3008, 3055, 3068, 3290, 3304, 3640, 3760, 3776, 3835, 4130, 4160, 4277, 4480, 4720, 4888, 5264, 5369, 5546, 5824, 6016, 6110, 6136, 6580, 6608, 7280, 7520, 7552, 7670, 8260, 8320, 8554, 9440, 9776, 10528, 10738, 11092, 11648, 12220, 12272, 13160, 13216, 13865, 14560, 15040, 15340, 16520, 17108, 18880, 19411, 19552, 21056, 21385, 21476, 22184, 24440, 24544, 26320, 26432, 26845, 27730, 29120, 30080, 30680, 33040, 34216, 36049, 37760, 38822, 39104, 42112, 42770, 42952, 44368, 48880, 49088, 52640, 52864, 53690, 55460, 58240, 61360, 66080, 68432, 72098, 77644, 78208, 85540, 85904, 88736, 97055, 97760, 98176, 105280, 107380, 110920, 122720, 132160, 136864, 144196, 155288, 171080, 171808, 177472, 180245, 194110, 195520, 210560, 214760, 221840, 245440, 252343, 264320, 273728, 288392, 310576, 342160, 343616, 354944, 360490, 388220, 391040, 429520, 443680, 490880, 504686, 547456, 576784, 621152, 684320, 687232, 720980, 776440, 859040, 887360, 1009372, 1153568, 1242304, 1261715, 1368640, 1441960, 1552880, 1718080, 1774720, 2018744, 2307136, 2484608, 2523430, 2737280, 2883920, 3105760, 3436160, 4037488, 4614272, 5046860, 5767840, 6211520, 8074976, 10093720, 11535680, 12423040, 16149952, 20187440, 23071360, 32299904, 40374880, 80749760, 161499520]

約数ペア:

[(1, 161499520), (2, 80749760), (4, 40374880), (5, 32299904), (7, 23071360), (8, 20187440), (10, 16149952), (13, 12423040), (14, 11535680), (16, 10093720), (20, 8074976), (26, 6211520), (28, 5767840), (32, 5046860), (35, 4614272), (40, 4037488), (47, 3436160), (52, 3105760), (56, 2883920), (59, 2737280), (64, 2523430), (65, 2484608), (70, 2307136), (80, 2018744), (91, 1774720), (94, 1718080), (104, 1552880), (112, 1441960), (118, 1368640), (128, 1261715), (130, 1242304), (140, 1153568), (160, 1009372), (182, 887360), (188, 859040), (208, 776440), (224, 720980), (235, 687232), (236, 684320), (260, 621152), (280, 576784), (295, 547456), (320, 504686), (329, 490880), (364, 443680), (376, 429520), (413, 391040), (416, 388220), (448, 360490), (455, 354944), (470, 343616), (472, 342160), (520, 310576), (560, 288392), (590, 273728), (611, 264320), (640, 252343), (658, 245440), (728, 221840), (752, 214760), (767, 210560), (826, 195520), (832, 194110), (896, 180245), (910, 177472), (940, 171808), (944, 171080), (1040, 155288), (1120, 144196), (1180, 136864), (1222, 132160), (1316, 122720), (1456, 110920), (1504, 107380), (1534, 105280), (1645, 98176), (1652, 97760), (1664, 97055), (1820, 88736), (1880, 85904), (1888, 85540), (2065, 78208), (2080, 77644), (2240, 72098), (2360, 68432), (2444, 66080), (2632, 61360), (2773, 58240), (2912, 55460), (3008, 53690), (3055, 52864), (3068, 52640), (3290, 49088), (3304, 48880), (3640, 44368), (3760, 42952), (3776, 42770), (3835, 42112), (4130, 39104), (4160, 38822), (4277, 37760), (4480, 36049), (4720, 34216), (4888, 33040), (5264, 30680), (5369, 30080), (5546, 29120), (5824, 27730), (6016, 26845), (6110, 26432), (6136, 26320), (6580, 24544), (6608, 24440), (7280, 22184), (7520, 21476), (7552, 21385), (7670, 21056), (8260, 19552), (8320, 19411), (8554, 18880), (9440, 17108), (9776, 16520), (10528, 15340), (10738, 15040), (11092, 14560), (11648, 13865), (12220, 13216), (12272, 13160)]