12428640

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{137}}^1$

素因数の和:171

約数の個数: 240

約数和(自身を含む): 50494752

約数和(自身を除く): 38066112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 137, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 274, 280, 288, 315, 324, 336, 360, 378, 405, 411, 420, 432, 480, 504, 540, 548, 560, 567, 630, 648, 672, 685, 720, 756, 810, 822, 840, 864, 945, 959, 1008, 1080, 1096, 1120, 1134, 1233, 1260, 1296, 1370, 1440, 1512, 1620, 1644, 1680, 1890, 1918, 2016, 2055, 2160, 2192, 2268, 2466, 2520, 2592, 2740, 2835, 2877, 3024, 3240, 3288, 3360, 3699, 3780, 3836, 4110, 4320, 4384, 4536, 4795, 4932, 5040, 5480, 5670, 5754, 6048, 6165, 6480, 6576, 7398, 7560, 7672, 8220, 8631, 9072, 9590, 9864, 10080, 10960, 11097, 11340, 11508, 12330, 12960, 13152, 14385, 14796, 15120, 15344, 16440, 17262, 18144, 18495, 19180, 19728, 21920, 22194, 22680, 23016, 24660, 25893, 28770, 29592, 30240, 30688, 32880, 34524, 36990, 38360, 39456, 43155, 44388, 45360, 46032, 49320, 51786, 55485, 57540, 59184, 65760, 69048, 73980, 76720, 77679, 86310, 88776, 90720, 92064, 98640, 103572, 110970, 115080, 118368, 129465, 138096, 147960, 153440, 155358, 172620, 177552, 197280, 207144, 221940, 230160, 258930, 276192, 295920, 310716, 345240, 355104, 388395, 414288, 443880, 460320, 517860, 591840, 621432, 690480, 776790, 828576, 887760, 1035720, 1242864, 1380960, 1553580, 1775520, 2071440, 2485728, 3107160, 4142880, 6214320, 12428640]

約数ペア:

[(1, 12428640), (2, 6214320), (3, 4142880), (4, 3107160), (5, 2485728), (6, 2071440), (7, 1775520), (8, 1553580), (9, 1380960), (10, 1242864), (12, 1035720), (14, 887760), (15, 828576), (16, 776790), (18, 690480), (20, 621432), (21, 591840), (24, 517860), (27, 460320), (28, 443880), (30, 414288), (32, 388395), (35, 355104), (36, 345240), (40, 310716), (42, 295920), (45, 276192), (48, 258930), (54, 230160), (56, 221940), (60, 207144), (63, 197280), (70, 177552), (72, 172620), (80, 155358), (81, 153440), (84, 147960), (90, 138096), (96, 129465), (105, 118368), (108, 115080), (112, 110970), (120, 103572), (126, 98640), (135, 92064), (137, 90720), (140, 88776), (144, 86310), (160, 77679), (162, 76720), (168, 73980), (180, 69048), (189, 65760), (210, 59184), (216, 57540), (224, 55485), (240, 51786), (252, 49320), (270, 46032), (274, 45360), (280, 44388), (288, 43155), (315, 39456), (324, 38360), (336, 36990), (360, 34524), (378, 32880), (405, 30688), (411, 30240), (420, 29592), (432, 28770), (480, 25893), (504, 24660), (540, 23016), (548, 22680), (560, 22194), (567, 21920), (630, 19728), (648, 19180), (672, 18495), (685, 18144), (720, 17262), (756, 16440), (810, 15344), (822, 15120), (840, 14796), (864, 14385), (945, 13152), (959, 12960), (1008, 12330), (1080, 11508), (1096, 11340), (1120, 11097), (1134, 10960), (1233, 10080), (1260, 9864), (1296, 9590), (1370, 9072), (1440, 8631), (1512, 8220), (1620, 7672), (1644, 7560), (1680, 7398), (1890, 6576), (1918, 6480), (2016, 6165), (2055, 6048), (2160, 5754), (2192, 5670), (2268, 5480), (2466, 5040), (2520, 4932), (2592, 4795), (2740, 4536), (2835, 4384), (2877, 4320), (3024, 4110), (3240, 3836), (3288, 3780), (3360, 3699)]