205359840

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{6791}}^1$

素因数の和:6822

約数の個数: 192

約数和(自身を含む): 821560320

約数和(自身を除く): 616200480

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, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 6791, 7560, 10080, 13582, 15120, 20373, 27164, 30240, 33955, 40746, 47537, 54328, 61119, 67910, 81492, 95074, 101865, 108656, 122238, 135820, 142611, 162984, 183357, 190148, 203730, 217312, 237685, 244476, 271640, 285222, 305595, 325968, 366714, 380296, 407460, 427833, 475370, 488952, 543280, 570444, 611190, 651936, 713055, 733428, 760592, 814920, 855666, 916785, 950740, 977904, 1086560, 1140888, 1222380, 1283499, 1426110, 1466856, 1521184, 1629840, 1711332, 1833570, 1901480, 1955808, 2139165, 2281776, 2444760, 2566998, 2852220, 2933712, 3259680, 3422664, 3667140, 3802960, 4278330, 4563552, 4889520, 5133996, 5704440, 5867424, 6417495, 6845328, 7334280, 7605920, 8556660, 9779040, 10267992, 11408880, 12834990, 13690656, 14668560, 17113320, 20535984, 22817760, 25669980, 29337120, 34226640, 41071968, 51339960, 68453280, 102679920, 205359840]

約数ペア:

[(1, 205359840), (2, 102679920), (3, 68453280), (4, 51339960), (5, 41071968), (6, 34226640), (7, 29337120), (8, 25669980), (9, 22817760), (10, 20535984), (12, 17113320), (14, 14668560), (15, 13690656), (16, 12834990), (18, 11408880), (20, 10267992), (21, 9779040), (24, 8556660), (27, 7605920), (28, 7334280), (30, 6845328), (32, 6417495), (35, 5867424), (36, 5704440), (40, 5133996), (42, 4889520), (45, 4563552), (48, 4278330), (54, 3802960), (56, 3667140), (60, 3422664), (63, 3259680), (70, 2933712), (72, 2852220), (80, 2566998), (84, 2444760), (90, 2281776), (96, 2139165), (105, 1955808), (108, 1901480), (112, 1833570), (120, 1711332), (126, 1629840), (135, 1521184), (140, 1466856), (144, 1426110), (160, 1283499), (168, 1222380), (180, 1140888), (189, 1086560), (210, 977904), (216, 950740), (224, 916785), (240, 855666), (252, 814920), (270, 760592), (280, 733428), (288, 713055), (315, 651936), (336, 611190), (360, 570444), (378, 543280), (420, 488952), (432, 475370), (480, 427833), (504, 407460), (540, 380296), (560, 366714), (630, 325968), (672, 305595), (720, 285222), (756, 271640), (840, 244476), (864, 237685), (945, 217312), (1008, 203730), (1080, 190148), (1120, 183357), (1260, 162984), (1440, 142611), (1512, 135820), (1680, 122238), (1890, 108656), (2016, 101865), (2160, 95074), (2520, 81492), (3024, 67910), (3360, 61119), (3780, 54328), (4320, 47537), (5040, 40746), (6048, 33955), (6791, 30240), (7560, 27164), (10080, 20373), (13582, 15120)]