131199840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{509}}^1$

素因数の和:709

約数の個数: 144

約数和(自身を含む): 451105200

約数和(自身を除く): 319905360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 179, 180, 240, 288, 358, 360, 480, 509, 537, 716, 720, 895, 1018, 1074, 1432, 1440, 1527, 1611, 1790, 2036, 2148, 2545, 2685, 2864, 3054, 3222, 3580, 4072, 4296, 4581, 5090, 5370, 5728, 6108, 6444, 7160, 7635, 8055, 8144, 8592, 9162, 10180, 10740, 12216, 12888, 14320, 15270, 16110, 16288, 17184, 18324, 20360, 21480, 22905, 24432, 25776, 28640, 30540, 32220, 36648, 40720, 42960, 45810, 48864, 51552, 61080, 64440, 73296, 81440, 85920, 91111, 91620, 122160, 128880, 146592, 182222, 183240, 244320, 257760, 273333, 364444, 366480, 455555, 546666, 728888, 732960, 819999, 911110, 1093332, 1366665, 1457776, 1639998, 1822220, 2186664, 2733330, 2915552, 3279996, 3644440, 4099995, 4373328, 5466660, 6559992, 7288880, 8199990, 8746656, 10933320, 13119984, 14577760, 16399980, 21866640, 26239968, 32799960, 43733280, 65599920, 131199840]

約数ペア:

[(1, 131199840), (2, 65599920), (3, 43733280), (4, 32799960), (5, 26239968), (6, 21866640), (8, 16399980), (9, 14577760), (10, 13119984), (12, 10933320), (15, 8746656), (16, 8199990), (18, 7288880), (20, 6559992), (24, 5466660), (30, 4373328), (32, 4099995), (36, 3644440), (40, 3279996), (45, 2915552), (48, 2733330), (60, 2186664), (72, 1822220), (80, 1639998), (90, 1457776), (96, 1366665), (120, 1093332), (144, 911110), (160, 819999), (179, 732960), (180, 728888), (240, 546666), (288, 455555), (358, 366480), (360, 364444), (480, 273333), (509, 257760), (537, 244320), (716, 183240), (720, 182222), (895, 146592), (1018, 128880), (1074, 122160), (1432, 91620), (1440, 91111), (1527, 85920), (1611, 81440), (1790, 73296), (2036, 64440), (2148, 61080), (2545, 51552), (2685, 48864), (2864, 45810), (3054, 42960), (3222, 40720), (3580, 36648), (4072, 32220), (4296, 30540), (4581, 28640), (5090, 25776), (5370, 24432), (5728, 22905), (6108, 21480), (6444, 20360), (7160, 18324), (7635, 17184), (8055, 16288), (8144, 16110), (8592, 15270), (9162, 14320), (10180, 12888), (10740, 12216)]