51263280

素因数分解:

$2^4\times 3^7\times 5^1\times {\mathrm{293}}^1$

素因数の和:327

約数の個数: 160

約数和(自身を含む): 179363520

約数和(自身を除く): 128100240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 293, 324, 360, 405, 432, 486, 540, 586, 648, 720, 729, 810, 879, 972, 1080, 1172, 1215, 1296, 1458, 1465, 1620, 1758, 1944, 2160, 2187, 2344, 2430, 2637, 2916, 2930, 3240, 3516, 3645, 3888, 4374, 4395, 4688, 4860, 5274, 5832, 5860, 6480, 7032, 7290, 7911, 8748, 8790, 9720, 10548, 10935, 11664, 11720, 13185, 14064, 14580, 15822, 17496, 17580, 19440, 21096, 21870, 23440, 23733, 26370, 29160, 31644, 34992, 35160, 39555, 42192, 43740, 47466, 52740, 58320, 63288, 70320, 71199, 79110, 87480, 94932, 105480, 118665, 126576, 142398, 158220, 174960, 189864, 210960, 213597, 237330, 284796, 316440, 355995, 379728, 427194, 474660, 569592, 632880, 640791, 711990, 854388, 949320, 1067985, 1139184, 1281582, 1423980, 1708776, 1898640, 2135970, 2563164, 2847960, 3203955, 3417552, 4271940, 5126328, 5695920, 6407910, 8543880, 10252656, 12815820, 17087760, 25631640, 51263280]

約数ペア:

[(1, 51263280), (2, 25631640), (3, 17087760), (4, 12815820), (5, 10252656), (6, 8543880), (8, 6407910), (9, 5695920), (10, 5126328), (12, 4271940), (15, 3417552), (16, 3203955), (18, 2847960), (20, 2563164), (24, 2135970), (27, 1898640), (30, 1708776), (36, 1423980), (40, 1281582), (45, 1139184), (48, 1067985), (54, 949320), (60, 854388), (72, 711990), (80, 640791), (81, 632880), (90, 569592), (108, 474660), (120, 427194), (135, 379728), (144, 355995), (162, 316440), (180, 284796), (216, 237330), (240, 213597), (243, 210960), (270, 189864), (293, 174960), (324, 158220), (360, 142398), (405, 126576), (432, 118665), (486, 105480), (540, 94932), (586, 87480), (648, 79110), (720, 71199), (729, 70320), (810, 63288), (879, 58320), (972, 52740), (1080, 47466), (1172, 43740), (1215, 42192), (1296, 39555), (1458, 35160), (1465, 34992), (1620, 31644), (1758, 29160), (1944, 26370), (2160, 23733), (2187, 23440), (2344, 21870), (2430, 21096), (2637, 19440), (2916, 17580), (2930, 17496), (3240, 15822), (3516, 14580), (3645, 14064), (3888, 13185), (4374, 11720), (4395, 11664), (4688, 10935), (4860, 10548), (5274, 9720), (5832, 8790), (5860, 8748), (6480, 7911), (7032, 7290)]