81002016

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:279

約数の個数: 144

約数和(自身を含む): 246486240

約数和(自身を除く): 165484224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 113, 114, 131, 144, 152, 171, 226, 228, 262, 288, 304, 339, 342, 393, 452, 456, 524, 608, 678, 684, 786, 904, 912, 1017, 1048, 1179, 1356, 1368, 1572, 1808, 1824, 2034, 2096, 2147, 2358, 2489, 2712, 2736, 3144, 3616, 4068, 4192, 4294, 4716, 4978, 5424, 5472, 6288, 6441, 7467, 8136, 8588, 9432, 9956, 10848, 12576, 12882, 14803, 14934, 16272, 17176, 18864, 19323, 19912, 22401, 25764, 29606, 29868, 32544, 34352, 37728, 38646, 39824, 44409, 44802, 51528, 59212, 59736, 68704, 77292, 79648, 88818, 89604, 103056, 118424, 119472, 133227, 154584, 177636, 179208, 206112, 236848, 238944, 266454, 281257, 309168, 355272, 358416, 473696, 532908, 562514, 618336, 710544, 716832, 843771, 1065816, 1125028, 1421088, 1687542, 2131632, 2250056, 2531313, 3375084, 4263264, 4500112, 5062626, 6750168, 9000224, 10125252, 13500336, 20250504, 27000672, 40501008, 81002016]

約数ペア:

[(1, 81002016), (2, 40501008), (3, 27000672), (4, 20250504), (6, 13500336), (8, 10125252), (9, 9000224), (12, 6750168), (16, 5062626), (18, 4500112), (19, 4263264), (24, 3375084), (32, 2531313), (36, 2250056), (38, 2131632), (48, 1687542), (57, 1421088), (72, 1125028), (76, 1065816), (96, 843771), (113, 716832), (114, 710544), (131, 618336), (144, 562514), (152, 532908), (171, 473696), (226, 358416), (228, 355272), (262, 309168), (288, 281257), (304, 266454), (339, 238944), (342, 236848), (393, 206112), (452, 179208), (456, 177636), (524, 154584), (608, 133227), (678, 119472), (684, 118424), (786, 103056), (904, 89604), (912, 88818), (1017, 79648), (1048, 77292), (1179, 68704), (1356, 59736), (1368, 59212), (1572, 51528), (1808, 44802), (1824, 44409), (2034, 39824), (2096, 38646), (2147, 37728), (2358, 34352), (2489, 32544), (2712, 29868), (2736, 29606), (3144, 25764), (3616, 22401), (4068, 19912), (4192, 19323), (4294, 18864), (4716, 17176), (4978, 16272), (5424, 14934), (5472, 14803), (6288, 12882), (6441, 12576), (7467, 10848), (8136, 9956), (8588, 9432)]