51339960

素因数分解:

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

素因数の和:6818

約数の個数: 128

約数和(自身を含む): 195609600

約数和(自身を除く): 144269640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 6791, 7560, 13582, 20373, 27164, 33955, 40746, 47537, 54328, 61119, 67910, 81492, 95074, 101865, 122238, 135820, 142611, 162984, 183357, 190148, 203730, 237685, 244476, 271640, 285222, 305595, 366714, 380296, 407460, 427833, 475370, 488952, 570444, 611190, 713055, 733428, 814920, 855666, 916785, 950740, 1140888, 1222380, 1283499, 1426110, 1466856, 1711332, 1833570, 1901480, 2139165, 2444760, 2566998, 2852220, 3422664, 3667140, 4278330, 5133996, 5704440, 6417495, 7334280, 8556660, 10267992, 12834990, 17113320, 25669980, 51339960]

約数ペア:

[(1, 51339960), (2, 25669980), (3, 17113320), (4, 12834990), (5, 10267992), (6, 8556660), (7, 7334280), (8, 6417495), (9, 5704440), (10, 5133996), (12, 4278330), (14, 3667140), (15, 3422664), (18, 2852220), (20, 2566998), (21, 2444760), (24, 2139165), (27, 1901480), (28, 1833570), (30, 1711332), (35, 1466856), (36, 1426110), (40, 1283499), (42, 1222380), (45, 1140888), (54, 950740), (56, 916785), (60, 855666), (63, 814920), (70, 733428), (72, 713055), (84, 611190), (90, 570444), (105, 488952), (108, 475370), (120, 427833), (126, 407460), (135, 380296), (140, 366714), (168, 305595), (180, 285222), (189, 271640), (210, 244476), (216, 237685), (252, 203730), (270, 190148), (280, 183357), (315, 162984), (360, 142611), (378, 135820), (420, 122238), (504, 101865), (540, 95074), (630, 81492), (756, 67910), (840, 61119), (945, 54328), (1080, 47537), (1260, 40746), (1512, 33955), (1890, 27164), (2520, 20373), (3780, 13582), (6791, 7560)]