68453280

素因数分解:

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

素因数の和:6819

約数の個数: 144

約数和(自身を含む): 267007104

約数和(自身を除く): 198553824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 6791, 10080, 13582, 20373, 27164, 33955, 40746, 47537, 54328, 61119, 67910, 81492, 95074, 101865, 108656, 122238, 135820, 142611, 162984, 190148, 203730, 217312, 237685, 244476, 271640, 285222, 305595, 325968, 380296, 407460, 427833, 475370, 488952, 543280, 570444, 611190, 651936, 713055, 760592, 814920, 855666, 950740, 977904, 1086560, 1140888, 1222380, 1426110, 1521184, 1629840, 1711332, 1901480, 1955808, 2139165, 2281776, 2444760, 2852220, 3259680, 3422664, 3802960, 4278330, 4563552, 4889520, 5704440, 6845328, 7605920, 8556660, 9779040, 11408880, 13690656, 17113320, 22817760, 34226640, 68453280]

約数ペア:

[(1, 68453280), (2, 34226640), (3, 22817760), (4, 17113320), (5, 13690656), (6, 11408880), (7, 9779040), (8, 8556660), (9, 7605920), (10, 6845328), (12, 5704440), (14, 4889520), (15, 4563552), (16, 4278330), (18, 3802960), (20, 3422664), (21, 3259680), (24, 2852220), (28, 2444760), (30, 2281776), (32, 2139165), (35, 1955808), (36, 1901480), (40, 1711332), (42, 1629840), (45, 1521184), (48, 1426110), (56, 1222380), (60, 1140888), (63, 1086560), (70, 977904), (72, 950740), (80, 855666), (84, 814920), (90, 760592), (96, 713055), (105, 651936), (112, 611190), (120, 570444), (126, 543280), (140, 488952), (144, 475370), (160, 427833), (168, 407460), (180, 380296), (210, 325968), (224, 305595), (240, 285222), (252, 271640), (280, 244476), (288, 237685), (315, 217312), (336, 203730), (360, 190148), (420, 162984), (480, 142611), (504, 135820), (560, 122238), (630, 108656), (672, 101865), (720, 95074), (840, 81492), (1008, 67910), (1120, 61119), (1260, 54328), (1440, 47537), (1680, 40746), (2016, 33955), (2520, 27164), (3360, 20373), (5040, 13582), (6791, 10080)]