81206304

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{211}}^2$

素因数の和:454

約数の個数: 72

約数和(自身を含む): 225454320

約数和(自身を除く): 144248016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 211, 228, 304, 422, 456, 608, 633, 844, 912, 1266, 1688, 1824, 2532, 3376, 4009, 5064, 6752, 8018, 10128, 12027, 16036, 20256, 24054, 32072, 44521, 48108, 64144, 89042, 96216, 128288, 133563, 178084, 192432, 267126, 356168, 384864, 534252, 712336, 845899, 1068504, 1424672, 1691798, 2137008, 2537697, 3383596, 4274016, 5075394, 6767192, 10150788, 13534384, 20301576, 27068768, 40603152, 81206304]

約数ペア:

[(1, 81206304), (2, 40603152), (3, 27068768), (4, 20301576), (6, 13534384), (8, 10150788), (12, 6767192), (16, 5075394), (19, 4274016), (24, 3383596), (32, 2537697), (38, 2137008), (48, 1691798), (57, 1424672), (76, 1068504), (96, 845899), (114, 712336), (152, 534252), (211, 384864), (228, 356168), (304, 267126), (422, 192432), (456, 178084), (608, 133563), (633, 128288), (844, 96216), (912, 89042), (1266, 64144), (1688, 48108), (1824, 44521), (2532, 32072), (3376, 24054), (4009, 20256), (5064, 16036), (6752, 12027), (8018, 10128)]