565377280

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:652

約数の個数: 144

約数和(自身を含む): 1484998704

約数和(自身を除く): 919621424

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 128, 130, 160, 208, 244, 256, 260, 305, 320, 416, 488, 520, 557, 610, 640, 793, 832, 976, 1040, 1114, 1220, 1280, 1586, 1664, 1952, 2080, 2228, 2440, 2785, 3172, 3328, 3904, 3965, 4160, 4456, 4880, 5570, 6344, 7241, 7808, 7930, 8320, 8912, 9760, 11140, 12688, 14482, 15616, 15860, 16640, 17824, 19520, 22280, 25376, 28964, 31720, 33977, 35648, 36205, 39040, 44560, 50752, 57928, 63440, 67954, 71296, 72410, 78080, 89120, 101504, 115856, 126880, 135908, 142592, 144820, 169885, 178240, 203008, 231712, 253760, 271816, 289640, 339770, 356480, 441701, 463424, 507520, 543632, 579280, 679540, 712960, 883402, 926848, 1015040, 1087264, 1158560, 1359080, 1766804, 1853696, 2174528, 2208505, 2317120, 2718160, 3533608, 4349056, 4417010, 4634240, 5436320, 7067216, 8698112, 8834020, 9268480, 10872640, 14134432, 17668040, 21745280, 28268864, 35336080, 43490560, 56537728, 70672160, 113075456, 141344320, 282688640, 565377280]

約数ペア:

[(1, 565377280), (2, 282688640), (4, 141344320), (5, 113075456), (8, 70672160), (10, 56537728), (13, 43490560), (16, 35336080), (20, 28268864), (26, 21745280), (32, 17668040), (40, 14134432), (52, 10872640), (61, 9268480), (64, 8834020), (65, 8698112), (80, 7067216), (104, 5436320), (122, 4634240), (128, 4417010), (130, 4349056), (160, 3533608), (208, 2718160), (244, 2317120), (256, 2208505), (260, 2174528), (305, 1853696), (320, 1766804), (416, 1359080), (488, 1158560), (520, 1087264), (557, 1015040), (610, 926848), (640, 883402), (793, 712960), (832, 679540), (976, 579280), (1040, 543632), (1114, 507520), (1220, 463424), (1280, 441701), (1586, 356480), (1664, 339770), (1952, 289640), (2080, 271816), (2228, 253760), (2440, 231712), (2785, 203008), (3172, 178240), (3328, 169885), (3904, 144820), (3965, 142592), (4160, 135908), (4456, 126880), (4880, 115856), (5570, 101504), (6344, 89120), (7241, 78080), (7808, 72410), (7930, 71296), (8320, 67954), (8912, 63440), (9760, 57928), (11140, 50752), (12688, 44560), (14482, 39040), (15616, 36205), (15860, 35648), (16640, 33977), (17824, 31720), (19520, 28964), (22280, 25376)]