216981216

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^2\times {\mathrm{2087}}^1$

素因数の和:2141

約数の個数: 108

約数和(自身を含む): 651537432

約数和(自身を除く): 434556216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 361, 456, 608, 684, 722, 912, 1083, 1368, 1444, 1824, 2087, 2166, 2736, 2888, 3249, 4174, 4332, 5472, 5776, 6261, 6498, 8348, 8664, 11552, 12522, 12996, 16696, 17328, 18783, 25044, 25992, 33392, 34656, 37566, 39653, 50088, 51984, 66784, 75132, 79306, 100176, 103968, 118959, 150264, 158612, 200352, 237918, 300528, 317224, 356877, 475836, 601056, 634448, 713754, 753407, 951672, 1268896, 1427508, 1506814, 1903344, 2260221, 2855016, 3013628, 3806688, 4520442, 5710032, 6027256, 6780663, 9040884, 11420064, 12054512, 13561326, 18081768, 24109024, 27122652, 36163536, 54245304, 72327072, 108490608, 216981216]

約数ペア:

[(1, 216981216), (2, 108490608), (3, 72327072), (4, 54245304), (6, 36163536), (8, 27122652), (9, 24109024), (12, 18081768), (16, 13561326), (18, 12054512), (19, 11420064), (24, 9040884), (32, 6780663), (36, 6027256), (38, 5710032), (48, 4520442), (57, 3806688), (72, 3013628), (76, 2855016), (96, 2260221), (114, 1903344), (144, 1506814), (152, 1427508), (171, 1268896), (228, 951672), (288, 753407), (304, 713754), (342, 634448), (361, 601056), (456, 475836), (608, 356877), (684, 317224), (722, 300528), (912, 237918), (1083, 200352), (1368, 158612), (1444, 150264), (1824, 118959), (2087, 103968), (2166, 100176), (2736, 79306), (2888, 75132), (3249, 66784), (4174, 51984), (4332, 50088), (5472, 39653), (5776, 37566), (6261, 34656), (6498, 33392), (8348, 25992), (8664, 25044), (11552, 18783), (12522, 17328), (12996, 16696)]