217571536

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 160

約数和(自身を含む): 554964480

約数和(自身を除く): 337392944

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 73, 89, 91, 92, 104, 112, 146, 161, 178, 182, 184, 208, 292, 299, 322, 356, 364, 368, 511, 584, 598, 623, 644, 712, 728, 949, 1022, 1157, 1168, 1196, 1246, 1288, 1424, 1456, 1679, 1898, 2044, 2047, 2093, 2314, 2392, 2492, 2576, 3358, 3796, 4088, 4094, 4186, 4628, 4784, 4984, 6497, 6643, 6716, 7592, 8099, 8176, 8188, 8372, 9256, 9968, 11753, 12994, 13286, 13432, 14329, 15184, 16198, 16376, 16744, 18512, 21827, 23506, 25988, 26572, 26611, 26864, 28658, 32396, 32752, 33488, 43654, 45479, 47012, 51976, 53144, 53222, 57316, 64792, 84461, 87308, 90958, 94024, 103952, 106288, 106444, 114632, 129584, 149431, 152789, 168922, 174616, 181916, 186277, 188048, 212888, 229264, 298862, 305578, 337844, 349232, 363832, 372554, 425776, 591227, 597724, 611156, 675688, 727664, 745108, 1046017, 1182454, 1195448, 1222312, 1351376, 1490216, 1942603, 2092034, 2364908, 2390896, 2444624, 2980432, 3885206, 4184068, 4729816, 7770412, 8368136, 9459632, 13598221, 15540824, 16736272, 27196442, 31081648, 54392884, 108785768, 217571536]

約数ペア:

[(1, 217571536), (2, 108785768), (4, 54392884), (7, 31081648), (8, 27196442), (13, 16736272), (14, 15540824), (16, 13598221), (23, 9459632), (26, 8368136), (28, 7770412), (46, 4729816), (52, 4184068), (56, 3885206), (73, 2980432), (89, 2444624), (91, 2390896), (92, 2364908), (104, 2092034), (112, 1942603), (146, 1490216), (161, 1351376), (178, 1222312), (182, 1195448), (184, 1182454), (208, 1046017), (292, 745108), (299, 727664), (322, 675688), (356, 611156), (364, 597724), (368, 591227), (511, 425776), (584, 372554), (598, 363832), (623, 349232), (644, 337844), (712, 305578), (728, 298862), (949, 229264), (1022, 212888), (1157, 188048), (1168, 186277), (1196, 181916), (1246, 174616), (1288, 168922), (1424, 152789), (1456, 149431), (1679, 129584), (1898, 114632), (2044, 106444), (2047, 106288), (2093, 103952), (2314, 94024), (2392, 90958), (2492, 87308), (2576, 84461), (3358, 64792), (3796, 57316), (4088, 53222), (4094, 53144), (4186, 51976), (4628, 47012), (4784, 45479), (4984, 43654), (6497, 33488), (6643, 32752), (6716, 32396), (7592, 28658), (8099, 26864), (8176, 26611), (8188, 26572), (8372, 25988), (9256, 23506), (9968, 21827), (11753, 18512), (12994, 16744), (13286, 16376), (13432, 16198), (14329, 15184)]